21746894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7817}}^1$

素因数の和:7939

約数の個数: 16

約数和(自身を含む): 35462448

約数和(自身を除く): 13715554

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 7817, 15634, 101621, 203242, 836419, 1672838, 10873447, 21746894]

約数ペア:

[(1, 21746894), (2, 10873447), (13, 1672838), (26, 836419), (107, 203242), (214, 101621), (1391, 15634), (2782, 7817)]