21469604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3251}}^1$

素因数の和:3395

約数の個数: 24

約数和(自身を含む): 40793088

約数和(自身を除く): 19323484

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3251, 3302, 6502, 6604, 13004, 42263, 84526, 169052, 412877, 825754, 1651508, 5367401, 10734802, 21469604]

約数ペア:

[(1, 21469604), (2, 10734802), (4, 5367401), (13, 1651508), (26, 825754), (52, 412877), (127, 169052), (254, 84526), (508, 42263), (1651, 13004), (3251, 6604), (3302, 6502)]