21532310

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{40627}}^1$

素因数の和:40687

約数の個数: 16

約数和(自身を含む): 39490416

約数和(自身を除く): 17958106

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 40627, 81254, 203135, 406270, 2153231, 4306462, 10766155, 21532310]

約数ペア:

[(1, 21532310), (2, 10766155), (5, 4306462), (10, 2153231), (53, 406270), (106, 203135), (265, 81254), (530, 40627)]