21147372

素因数分解:

$2^2\times 3^3\times {\mathrm{195809}}^1$

素因数の和:195822

約数の個数: 24

約数和(自身を含む): 54826800

約数和(自身を除く): 33679428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195809, 391618, 587427, 783236, 1174854, 1762281, 2349708, 3524562, 5286843, 7049124, 10573686, 21147372]

約数ペア:

[(1, 21147372), (2, 10573686), (3, 7049124), (4, 5286843), (6, 3524562), (9, 2349708), (12, 1762281), (18, 1174854), (27, 783236), (36, 587427), (54, 391618), (108, 195809)]