21378102

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{21859}}^1$

素因数の和:22027

約数の個数: 16

約数和(自身を含む): 43020480

約数和(自身を除く): 21642378

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 21859, 43718, 65577, 131154, 3563017, 7126034, 10689051, 21378102]

約数ペア:

[(1, 21378102), (2, 10689051), (3, 7126034), (6, 3563017), (163, 131154), (326, 65577), (489, 43718), (978, 21859)]