21939694

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{33343}}^1$

素因数の和:33399

約数の個数: 16

約数和(自身を含む): 38412288

約数和(自身を除く): 16472594

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 33343, 66686, 233401, 466802, 1567121, 3134242, 10969847, 21939694]

約数ペア:

[(1, 21939694), (2, 10969847), (7, 3134242), (14, 1567121), (47, 466802), (94, 233401), (329, 66686), (658, 33343)]