21312768

素因数分解:

$2^8\times 3^1\times {\mathrm{27751}}^1$

素因数の和:27770

約数の個数: 36

約数和(自身を含む): 56725088

約数和(自身を除く): 35412320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 27751, 55502, 83253, 111004, 166506, 222008, 333012, 444016, 666024, 888032, 1332048, 1776064, 2664096, 3552128, 5328192, 7104256, 10656384, 21312768]

約数ペア:

[(1, 21312768), (2, 10656384), (3, 7104256), (4, 5328192), (6, 3552128), (8, 2664096), (12, 1776064), (16, 1332048), (24, 888032), (32, 666024), (48, 444016), (64, 333012), (96, 222008), (128, 166506), (192, 111004), (256, 83253), (384, 55502), (768, 27751)]