21242730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{708091}}^1$

素因数の和:708101

約数の個数: 16

約数和(自身を含む): 50982624

約数和(自身を除く): 29739894

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 708091, 1416182, 2124273, 3540455, 4248546, 7080910, 10621365, 21242730]

約数ペア:

[(1, 21242730), (2, 10621365), (3, 7080910), (5, 4248546), (6, 3540455), (10, 2124273), (15, 1416182), (30, 708091)]