21737012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{494023}}^1$

素因数の和:494038

約数の個数: 12

約数和(自身を含む): 41498016

約数和(自身を除く): 19761004

約数列:

[1, 2, 4, 11, 22, 44, 494023, 988046, 1976092, 5434253, 10868506, 21737012]

約数ペア:

[(1, 21737012), (2, 10868506), (4, 5434253), (11, 1976092), (22, 988046), (44, 494023)]