20684622

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{492491}}^1$

素因数の和:492503

約数の個数: 16

約数和(自身を含む): 47279232

約数和(自身を除く): 26594610

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 492491, 984982, 1477473, 2954946, 3447437, 6894874, 10342311, 20684622]

約数ペア:

[(1, 20684622), (2, 10342311), (3, 6894874), (6, 3447437), (7, 2954946), (14, 1477473), (21, 984982), (42, 492491)]