21393832

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{33851}}^1$

素因数の和:33936

約数の個数: 16

約数和(自身を含む): 40622400

約数和(自身を除く): 19228568

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 33851, 67702, 135404, 270808, 2674229, 5348458, 10696916, 21393832]

約数ペア:

[(1, 21393832), (2, 10696916), (4, 5348458), (8, 2674229), (79, 270808), (158, 135404), (316, 67702), (632, 33851)]