21821256

素因数分解:

$2^3\times 3^2\times {\mathrm{303073}}^1$

素因数の和:303085

約数の個数: 24

約数和(自身を含む): 59099430

約数和(自身を除く): 37278174

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 303073, 606146, 909219, 1212292, 1818438, 2424584, 2727657, 3636876, 5455314, 7273752, 10910628, 21821256]

約数ペア:

[(1, 21821256), (2, 10910628), (3, 7273752), (4, 5455314), (6, 3636876), (8, 2727657), (9, 2424584), (12, 1818438), (18, 1212292), (24, 909219), (36, 606146), (72, 303073)]