21232270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34807}}^1$

素因数の和:34875

約数の個数: 16

約数和(自身を含む): 38845728

約数和(自身を除く): 17613458

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 34807, 69614, 174035, 348070, 2123227, 4246454, 10616135, 21232270]

約数ペア:

[(1, 21232270), (2, 10616135), (5, 4246454), (10, 2123227), (61, 348070), (122, 174035), (305, 69614), (610, 34807)]