21876230

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{13421}}^1$

素因数の和:13591

約数の個数: 16

約数和(自身を含む): 39621744

約数和(自身を除く): 17745514

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 13421, 26842, 67105, 134210, 2187623, 4375246, 10938115, 21876230]

約数ペア:

[(1, 21876230), (2, 10938115), (5, 4375246), (10, 2187623), (163, 134210), (326, 67105), (815, 26842), (1630, 13421)]