21565226

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1$

素因数の和:1045

約数の個数: 16

約数和(自身を含む): 32979744

約数和(自身を除く): 11414518

約数列:

[1, 2, 83, 163, 166, 326, 797, 1594, 13529, 27058, 66151, 129911, 132302, 259822, 10782613, 21565226]

約数ペア:

[(1, 21565226), (2, 10782613), (83, 259822), (163, 132302), (166, 129911), (326, 66151), (797, 27058), (1594, 13529)]