20213520765

素因数分解:

$3^1\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1922351}}^1$

素因数の和:1923060

約数の個数: 16

約数和(自身を含む): 32387786496

約数和(自身を除く): 12174265731

約数列:

[1, 3, 5, 15, 701, 2103, 3505, 10515, 1922351, 5767053, 9611755, 28835265, 1347568051, 4042704153, 6737840255, 20213520765]

約数ペア:

[(1, 20213520765), (3, 6737840255), (5, 4042704153), (15, 1347568051), (701, 28835265), (2103, 9611755), (3505, 5767053), (10515, 1922351)]