21000978330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700032611}}^1$

素因数の和:700032621

約数の個数: 16

約数和(自身を含む): 50402348064

約数和(自身を除く): 29401369734

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700032611, 1400065222, 2100097833, 3500163055, 4200195666, 7000326110, 10500489165, 21000978330]

約数ペア:

[(1, 21000978330), (2, 10500489165), (3, 7000326110), (5, 4200195666), (6, 3500163055), (10, 2100097833), (15, 1400065222), (30, 700032611)]