2021888079

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{53861}}^1$

素因数の和:54007

約数の個数: 24

約数和(自身を含む): 3019288272

約数和(自身を除く): 997400193

約数列:

[1, 3, 9, 43, 97, 129, 291, 387, 873, 4171, 12513, 37539, 53861, 161583, 484749, 2316023, 5224517, 6948069, 15673551, 20844207, 47020653, 224654231, 673962693, 2021888079]

約数ペア:

[(1, 2021888079), (3, 673962693), (9, 224654231), (43, 47020653), (97, 20844207), (129, 15673551), (291, 6948069), (387, 5224517), (873, 2316023), (4171, 484749), (12513, 161583), (37539, 53861)]