21939661

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^2$

素因数の和:436

約数の個数: 12

約数和(自身を含む): 23963520

約数和(自身を除く): 2023859

約数列:

[1, 19, 31, 193, 589, 3667, 5983, 37249, 113677, 707731, 1154719, 21939661]

約数ペア:

[(1, 21939661), (19, 1154719), (31, 707731), (193, 113677), (589, 37249), (3667, 5983)]