21139929210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{704664307}}^1$

素因数の和:704664317

約数の個数: 16

約数和(自身を含む): 50735830176

約数和(自身を除く): 29595900966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 704664307, 1409328614, 2113992921, 3523321535, 4227985842, 7046643070, 10569964605, 21139929210]

約数ペア:

[(1, 21139929210), (2, 10569964605), (3, 7046643070), (5, 4227985842), (6, 3523321535), (10, 2113992921), (15, 1409328614), (30, 704664307)]