21391350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{142609}}^1$

素因数の和:142624

約数の個数: 24

約数和(自身を含む): 53050920

約数和(自身を除く): 31659570

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 142609, 285218, 427827, 713045, 855654, 1426090, 2139135, 3565225, 4278270, 7130450, 10695675, 21391350]

約数ペア:

[(1, 21391350), (2, 10695675), (3, 7130450), (5, 4278270), (6, 3565225), (10, 2139135), (15, 1426090), (25, 855654), (30, 713045), (50, 427827), (75, 285218), (150, 142609)]