21625666

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8713}}^1$

素因数の和:8805

約数の個数: 16

約数和(自身を含む): 34821144

約数和(自身を除く): 13195478

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8713, 17426, 148121, 296242, 636049, 1272098, 10812833, 21625666]

約数ペア:

[(1, 21625666), (2, 10812833), (17, 1272098), (34, 636049), (73, 296242), (146, 148121), (1241, 17426), (2482, 8713)]