21312888

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{24001}}^1$

素因数の和:24047

約数の個数: 32

約数和(自身を含む): 54724560

約数和(自身を除く): 33411672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 24001, 48002, 72003, 96004, 144006, 192008, 288012, 576024, 888037, 1776074, 2664111, 3552148, 5328222, 7104296, 10656444, 21312888]

約数ペア:

[(1, 21312888), (2, 10656444), (3, 7104296), (4, 5328222), (6, 3552148), (8, 2664111), (12, 1776074), (24, 888037), (37, 576024), (74, 288012), (111, 192008), (148, 144006), (222, 96004), (296, 72003), (444, 48002), (888, 24001)]