21228252

素因数分解:

$2^2\times 3^1\times {\mathrm{569}}^1\times {\mathrm{3109}}^1$

素因数の和:3685

約数の個数: 24

約数和(自身を含む): 49635600

約数和(自身を除く): 28407348

約数列:

[1, 2, 3, 4, 6, 12, 569, 1138, 1707, 2276, 3109, 3414, 6218, 6828, 9327, 12436, 18654, 37308, 1769021, 3538042, 5307063, 7076084, 10614126, 21228252]

約数ペア:

[(1, 21228252), (2, 10614126), (3, 7076084), (4, 5307063), (6, 3538042), (12, 1769021), (569, 37308), (1138, 18654), (1707, 12436), (2276, 9327), (3109, 6828), (3414, 6218)]