21000514830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700017161}}^1$

素因数の和:700017171

約数の個数: 16

約数和(自身を含む): 50401235664

約数和(自身を除く): 29400720834

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700017161, 1400034322, 2100051483, 3500085805, 4200102966, 7000171610, 10500257415, 21000514830]

約数ペア:

[(1, 21000514830), (2, 10500257415), (3, 7000171610), (5, 4200102966), (6, 3500085805), (10, 2100051483), (15, 1400034322), (30, 700017161)]