21904598

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{941}}^1$

素因数の和:1159

約数の個数: 16

約数和(自身を含む): 33505056

約数和(自身を除く): 11600458

約数列:

[1, 2, 103, 113, 206, 226, 941, 1882, 11639, 23278, 96923, 106333, 193846, 212666, 10952299, 21904598]

約数ペア:

[(1, 21904598), (2, 10952299), (103, 212666), (113, 193846), (206, 106333), (226, 96923), (941, 23278), (1882, 11639)]