21111330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{703711}}^1$

素因数の和:703721

約数の個数: 16

約数和(自身を含む): 50667264

約数和(自身を除く): 29555934

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 703711, 1407422, 2111133, 3518555, 4222266, 7037110, 10555665, 21111330]

約数ペア:

[(1, 21111330), (2, 10555665), (3, 7037110), (5, 4222266), (6, 3518555), (10, 2111133), (15, 1407422), (30, 703711)]