21961322

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2503}}^1$

素因数の和:2653

約数の個数: 16

約数和(自身を含む): 34074432

約数和(自身を除く): 12113110

約数列:

[1, 2, 41, 82, 107, 214, 2503, 4387, 5006, 8774, 102623, 205246, 267821, 535642, 10980661, 21961322]

約数ペア:

[(1, 21961322), (2, 10980661), (41, 535642), (82, 267821), (107, 205246), (214, 102623), (2503, 8774), (4387, 5006)]