Divisors of 2688: All 32 Factors

Quick Answer

2688 has 32 divisors (factors): 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688.

Sum: 8160.

Divisors (Factors) Calculator


  Ex.: 12, 36, 100, 1024, 1728, etc.
32 divisors
1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688

Use the calculator above to find all divisors (also called factors) of any positive integer up to 4,782,969. Beyond the divisor list, this tool also shows divisor pairs, the sum and count of divisors, prime factorization, and number properties (prime, perfect square, perfect number).

All Divisors of 2688

The number 2688 has 32 divisors:

1,  2,  3,  4,  6,  7,  8,  12,  14,  16,  21,  24,  28,  32,  42,  48,  56,  64,  84,  96,  112,  128,  168,  192,  224,  336,  384,  448,  672,  896,  1344,  2688

Divisor Pairs of 2688

Each pair multiplies to 2688:

Factor 1×Factor 2=Product
1×2688=2688
2×1344=2688
3×896=2688
4×672=2688
6×448=2688
7×384=2688
8×336=2688
12×224=2688
14×192=2688
16×168=2688
21×128=2688
24×112=2688
28×96=2688
32×84=2688
42×64=2688
48×56=2688

Number of Divisors

The number 2688 has 32 divisors, written as τ(2688) = 32 in number theory.

Sum of Divisors

σ(2688) = 1 + 2 + 3 + 4 + 6 + 7 + 8 + 12 + 14 + 16 + 21 + 24 + 28 + 32 + 42 + 48 + 56 + 64 + 84 + 96 + 112 + 128 + 168 + 192 + 224 + 336 + 384 + 448 + 672 + 896 + 1344 + 2688 = 8160

Properties of 2688

  • 2688 is composite.
  • 2688 is not a perfect square.
  • Number of divisors: 32.
  • Sum of divisors: 8160.

Common Divisors with Another Number?

Looking for the divisors that 2688 shares with another number? Use our Greatest Common Factor (GCF) calculator — it finds all common divisors and the largest one.

Step-by-Step: How to Find the Divisors of 2688

An efficient way to find divisors uses the complementary pair trick: check each integer i from 1 to √2688 ≈ 51.85. If i divides 2688, then both i and 2688/i are divisors.

  1. 1 divides 2688 (2688 ÷ 1 = 2688) → pair (1, 2688)
  2. 2 divides 2688 (2688 ÷ 2 = 1344) → pair (2, 1344)
  3. 3 divides 2688 (2688 ÷ 3 = 896) → pair (3, 896)
  4. 4 divides 2688 (2688 ÷ 4 = 672) → pair (4, 672)
  5. 6 divides 2688 (2688 ÷ 6 = 448) → pair (6, 448)
  6. 7 divides 2688 (2688 ÷ 7 = 384) → pair (7, 384)
  7. 8 divides 2688 (2688 ÷ 8 = 336) → pair (8, 336)
  8. 12 divides 2688 (2688 ÷ 12 = 224) → pair (12, 224)
  9. 14 divides 2688 (2688 ÷ 14 = 192) → pair (14, 192)
  10. 16 divides 2688 (2688 ÷ 16 = 168) → pair (16, 168)
  11. 21 divides 2688 (2688 ÷ 21 = 128) → pair (21, 128)
  12. 24 divides 2688 (2688 ÷ 24 = 112) → pair (24, 112)
  13. 28 divides 2688 (2688 ÷ 28 = 96) → pair (28, 96)
  14. 32 divides 2688 (2688 ÷ 32 = 84) → pair (32, 84)
  15. 42 divides 2688 (2688 ÷ 42 = 64) → pair (42, 64)
  16. 48 divides 2688 (2688 ÷ 48 = 56) → pair (48, 56)
  17. Collect all unique values: {1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688} — total 32 divisors.
  18. Sum: 1 + 2 + 3 + 4 + 6 + 7 + 8 + 12 + 14 + 16 + 21 + 24 + 28 + 32 + 42 + 48 + 56 + 64 + 84 + 96 + 112 + 128 + 168 + 192 + 224 + 336 + 384 + 448 + 672 + 896 + 1344 + 2688 = 8160.

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What Is a Divisor?

A divisor (also called a factor) of a positive integer n is any positive integer d such that n ÷ d has no remainder. In other words, d divides n evenly.

Every positive integer n has at least two divisors: 1 and n itself (with 1 being the trivial case of having only itself). Numbers with exactly 2 divisors are prime; numbers with 3 or more divisors are composite.

Why use this calculator? Beyond just listing divisors, this tool computes the sum σ(n), the count τ(n), prime factorization, divisor pairs (useful for visual learners and factoring problems), and detects whether n is a prime, a perfect square, or a perfect number.

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