20684244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{246241}}^1$

素因数の和:246255

約数の個数: 24

約数和(自身を含む): 55158208

約数和(自身を除く): 34473964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 246241, 492482, 738723, 984964, 1477446, 1723687, 2954892, 3447374, 5171061, 6894748, 10342122, 20684244]

約数ペア:

[(1, 20684244), (2, 10342122), (3, 6894748), (4, 5171061), (6, 3447374), (7, 2954892), (12, 1723687), (14, 1477446), (21, 984964), (28, 738723), (42, 492482), (84, 246241)]