21244864

素因数分解:

$2^6\times {\mathrm{137}}^1\times {\mathrm{2423}}^1$

素因数の和:2572

約数の個数: 28

約数和(自身を含む): 42483024

約数和(自身を除く): 21238160

約数列:

[1, 2, 4, 8, 16, 32, 64, 137, 274, 548, 1096, 2192, 2423, 4384, 4846, 8768, 9692, 19384, 38768, 77536, 155072, 331951, 663902, 1327804, 2655608, 5311216, 10622432, 21244864]

約数ペア:

[(1, 21244864), (2, 10622432), (4, 5311216), (8, 2655608), (16, 1327804), (32, 663902), (64, 331951), (137, 155072), (274, 77536), (548, 38768), (1096, 19384), (2192, 9692), (2423, 8768), (4384, 4846)]