21231330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{707711}}^1$

素因数の和:707721

約数の個数: 16

約数和(自身を含む): 50955264

約数和(自身を除く): 29723934

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 707711, 1415422, 2123133, 3538555, 4246266, 7077110, 10615665, 21231330]

約数ペア:

[(1, 21231330), (2, 10615665), (3, 7077110), (5, 4246266), (6, 3538555), (10, 2123133), (15, 1415422), (30, 707711)]