21840204

素因数分解:

$2^2\times 3^1\times {\mathrm{1279}}^1\times {\mathrm{1423}}^1$

素因数の和:2709

約数の個数: 24

約数和(自身を含む): 51036160

約数和(自身を除く): 29195956

約数列:

[1, 2, 3, 4, 6, 12, 1279, 1423, 2558, 2846, 3837, 4269, 5116, 5692, 7674, 8538, 15348, 17076, 1820017, 3640034, 5460051, 7280068, 10920102, 21840204]

約数ペア:

[(1, 21840204), (2, 10920102), (3, 7280068), (4, 5460051), (6, 3640034), (12, 1820017), (1279, 17076), (1423, 15348), (2558, 8538), (2846, 7674), (3837, 5692), (4269, 5116)]