21901020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{365017}}^1$

素因数の和:365029

約数の個数: 24

約数和(自身を含む): 61323024

約数和(自身を除く): 39422004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 365017, 730034, 1095051, 1460068, 1825085, 2190102, 3650170, 4380204, 5475255, 7300340, 10950510, 21901020]

約数ペア:

[(1, 21901020), (2, 10950510), (3, 7300340), (4, 5475255), (5, 4380204), (6, 3650170), (10, 2190102), (12, 1825085), (15, 1460068), (20, 1095051), (30, 730034), (60, 365017)]