21246570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78691}}^1$

素因数の和:78707

約数の個数: 32

約数和(自身を含む): 56658240

約数和(自身を除く): 35411670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78691, 157382, 236073, 393455, 472146, 708219, 786910, 1180365, 1416438, 2124657, 2360730, 3541095, 4249314, 7082190, 10623285, 21246570]

約数ペア:

[(1, 21246570), (2, 10623285), (3, 7082190), (5, 4249314), (6, 3541095), (9, 2360730), (10, 2124657), (15, 1416438), (18, 1180365), (27, 786910), (30, 708219), (45, 472146), (54, 393455), (90, 236073), (135, 157382), (270, 78691)]