21056554508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2935939}}^1$

素因数の和:2936117

約数の個数: 24

約数和(自身を含む): 40445509440

約数和(自身を除く): 19388954932

約数列:

[1, 2, 4, 11, 22, 44, 163, 326, 652, 1793, 3586, 7172, 2935939, 5871878, 11743756, 32295329, 64590658, 129181316, 478558057, 957116114, 1914232228, 5264138627, 10528277254, 21056554508]

約数ペア:

[(1, 21056554508), (2, 10528277254), (4, 5264138627), (11, 1914232228), (22, 957116114), (44, 478558057), (163, 129181316), (326, 64590658), (652, 32295329), (1793, 11743756), (3586, 5871878), (7172, 2935939)]