21913530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{730451}}^1$

素因数の和:730461

約数の個数: 16

約数和(自身を含む): 52592544

約数和(自身を除く): 30679014

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 730451, 1460902, 2191353, 3652255, 4382706, 7304510, 10956765, 21913530]

約数ペア:

[(1, 21913530), (2, 10956765), (3, 7304510), (5, 4382706), (6, 3652255), (10, 2191353), (15, 1460902), (30, 730451)]