21900990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{730033}}^1$

素因数の和:730043

約数の個数: 16

約数和(自身を含む): 52562448

約数和(自身を除く): 30661458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 730033, 1460066, 2190099, 3650165, 4380198, 7300330, 10950495, 21900990]

約数ペア:

[(1, 21900990), (2, 10950495), (3, 7300330), (5, 4380198), (6, 3650165), (10, 2190099), (15, 1460066), (30, 730033)]