2021286085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4442387}}^1$

素因数の和:4442412

約数の個数: 16

約数和(自身を含む): 2985284736

約数和(自身を除く): 963998651

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4442387, 22211935, 31096709, 57751031, 155483545, 288755155, 404257217, 2021286085]

約数ペア:

[(1, 2021286085), (5, 404257217), (7, 288755155), (13, 155483545), (35, 57751031), (65, 31096709), (91, 22211935), (455, 4442387)]