21130898

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{757}}^1\times {\mathrm{821}}^1$

素因数の和:1597

約数の個数: 16

約数和(自身を含む): 33646104

約数和(自身を除く): 12515206

約数列:

[1, 2, 17, 34, 757, 821, 1514, 1642, 12869, 13957, 25738, 27914, 621497, 1242994, 10565449, 21130898]

約数ペア:

[(1, 21130898), (2, 10565449), (17, 1242994), (34, 621497), (757, 27914), (821, 25738), (1514, 13957), (1642, 12869)]