21416733

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1123}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 33549152

約数和(自身を除く): 12132419

約数列:

[1, 3, 9, 13, 39, 117, 163, 489, 1123, 1467, 2119, 3369, 6357, 10107, 14599, 19071, 43797, 131391, 183049, 549147, 1647441, 2379637, 7138911, 21416733]

約数ペア:

[(1, 21416733), (3, 7138911), (9, 2379637), (13, 1647441), (39, 549147), (117, 183049), (163, 131391), (489, 43797), (1123, 19071), (1467, 14599), (2119, 10107), (3369, 6357)]