21021510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700717}}^1$

素因数の和:700727

約数の個数: 16

約数和(自身を含む): 50451696

約数和(自身を除く): 29430186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700717, 1401434, 2102151, 3503585, 4204302, 7007170, 10510755, 21021510]

約数ペア:

[(1, 21021510), (2, 10510755), (3, 7007170), (5, 4204302), (6, 3503585), (10, 2102151), (15, 1401434), (30, 700717)]