21056186

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1877}}^1$

素因数の和:2029

約数の個数: 16

約数和(自身を含む): 32451840

約数和(自身を除く): 11395654

約数列:

[1, 2, 71, 79, 142, 158, 1877, 3754, 5609, 11218, 133267, 148283, 266534, 296566, 10528093, 21056186]

約数ペア:

[(1, 21056186), (2, 10528093), (71, 296566), (79, 266534), (142, 148283), (158, 133267), (1877, 11218), (3754, 5609)]