2013081021

素因数分解:

$3^2\times 7^1\times {\mathrm{31953667}}^1$

素因数の和:31953680

約数の個数: 12

約数和(自身を含む): 3323181472

約数和(自身を除く): 1310100451

約数列:

[1, 3, 7, 9, 21, 63, 31953667, 95861001, 223675669, 287583003, 671027007, 2013081021]

約数ペア:

[(1, 2013081021), (3, 671027007), (7, 287583003), (9, 223675669), (21, 95861001), (63, 31953667)]