21089790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{234331}}^1$

素因数の和:234344

約数の個数: 24

約数和(自身を含む): 54833688

約数和(自身を除く): 33743898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 234331, 468662, 702993, 1171655, 1405986, 2108979, 2343310, 3514965, 4217958, 7029930, 10544895, 21089790]

約数ペア:

[(1, 21089790), (2, 10544895), (3, 7029930), (5, 4217958), (6, 3514965), (9, 2343310), (10, 2108979), (15, 1405986), (18, 1171655), (30, 702993), (45, 468662), (90, 234331)]