21561196

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 38787840

約数和(自身を除く): 17226644

約数列:

[1, 2, 4, 59, 103, 118, 206, 236, 412, 887, 1774, 3548, 6077, 12154, 24308, 52333, 91361, 104666, 182722, 209332, 365444, 5390299, 10780598, 21561196]

約数ペア:

[(1, 21561196), (2, 10780598), (4, 5390299), (59, 365444), (103, 209332), (118, 182722), (206, 104666), (236, 91361), (412, 52333), (887, 24308), (1774, 12154), (3548, 6077)]