21008550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{140057}}^1$

素因数の和:140072

約数の個数: 24

約数和(自身を含む): 52101576

約数和(自身を除く): 31093026

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 140057, 280114, 420171, 700285, 840342, 1400570, 2100855, 3501425, 4201710, 7002850, 10504275, 21008550]

約数ペア:

[(1, 21008550), (2, 10504275), (3, 7002850), (5, 4201710), (6, 3501425), (10, 2100855), (15, 1400570), (25, 840342), (30, 700285), (50, 420171), (75, 280114), (150, 140057)]