21860969

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 24718848

約数和(自身を除く): 2857879

約数列:

[1, 13, 37, 47, 481, 611, 967, 1739, 12571, 22607, 35779, 45449, 465127, 590837, 1681613, 21860969]

約数ペア:

[(1, 21860969), (13, 1681613), (37, 590837), (47, 465127), (481, 45449), (611, 35779), (967, 22607), (1739, 12571)]