21086252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4241}}^1$

素因数の和:4369

約数の個数: 24

約数和(自身を含む): 40621392

約数和(自身を除く): 19535140

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4241, 4972, 8482, 16964, 46651, 93302, 186604, 479233, 958466, 1916932, 5271563, 10543126, 21086252]

約数ペア:

[(1, 21086252), (2, 10543126), (4, 5271563), (11, 1916932), (22, 958466), (44, 479233), (113, 186604), (226, 93302), (452, 46651), (1243, 16964), (2486, 8482), (4241, 4972)]