21048204

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{2711}}^1$

素因数の和:3365

約数の個数: 24

約数和(自身を含む): 49206528

約数和(自身を除く): 28158324

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 2588, 2711, 3882, 5422, 7764, 8133, 10844, 16266, 32532, 1754017, 3508034, 5262051, 7016068, 10524102, 21048204]

約数ペア:

[(1, 21048204), (2, 10524102), (3, 7016068), (4, 5262051), (6, 3508034), (12, 1754017), (647, 32532), (1294, 16266), (1941, 10844), (2588, 8133), (2711, 7764), (3882, 5422)]