21130112

素因数分解:

$2^7\times {\mathrm{165079}}^1$

素因数の和:165093

約数の個数: 16

約数和(自身を含む): 42095400

約数和(自身を除く): 20965288

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 165079, 330158, 660316, 1320632, 2641264, 5282528, 10565056, 21130112]

約数ペア:

[(1, 21130112), (2, 10565056), (4, 5282528), (8, 2641264), (16, 1320632), (32, 660316), (64, 330158), (128, 165079)]