2021169717

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{682597}}^1$

素因数の和:682657

約数の個数: 24

約数和(自身を含む): 3407529216

約数和(自身を除く): 1386359499

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 682597, 2047791, 4778179, 6143373, 14334537, 32082059, 43003611, 96246177, 224574413, 288738531, 673723239, 2021169717]

約数ペア:

[(1, 2021169717), (3, 673723239), (7, 288738531), (9, 224574413), (21, 96246177), (47, 43003611), (63, 32082059), (141, 14334537), (329, 6143373), (423, 4778179), (987, 2047791), (2961, 682597)]