2021029661

素因数分解:

$7^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1\times {\mathrm{2957}}^1$

素因数の和:3604

約数の個数: 16

約数和(自身を含む): 2325697920

約数和(自身を除く): 304668259

約数列:

[1, 7, 251, 389, 1757, 2723, 2957, 20699, 97639, 683473, 742207, 1150273, 5195449, 8051911, 288718523, 2021029661]

約数ペア:

[(1, 2021029661), (7, 288718523), (251, 8051911), (389, 5195449), (1757, 1150273), (2723, 742207), (2957, 683473), (20699, 97639)]