21028188

素因数分解:

$2^2\times 3^1\times {\mathrm{577}}^1\times {\mathrm{3037}}^1$

素因数の和:3621

約数の個数: 24

約数和(自身を含む): 49166992

約数和(自身を除く): 28138804

約数列:

[1, 2, 3, 4, 6, 12, 577, 1154, 1731, 2308, 3037, 3462, 6074, 6924, 9111, 12148, 18222, 36444, 1752349, 3504698, 5257047, 7009396, 10514094, 21028188]

約数ペア:

[(1, 21028188), (2, 10514094), (3, 7009396), (4, 5257047), (6, 3504698), (12, 1752349), (577, 36444), (1154, 18222), (1731, 12148), (2308, 9111), (3037, 6924), (3462, 6074)]