21325885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{32069}}^1$

素因数の和:32100

約数の個数: 16

約数和(自身を含む): 30787200

約数和(自身を除く): 9461315

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 32069, 160345, 224483, 609311, 1122415, 3046555, 4265177, 21325885]

約数ペア:

[(1, 21325885), (5, 4265177), (7, 3046555), (19, 1122415), (35, 609311), (95, 224483), (133, 160345), (665, 32069)]