21444157

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5813}}^1$

素因数の和:5868

約数の個数: 16

約数和(自身を含む): 26790912

約数和(自身を除く): 5346755

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 5813, 40691, 98821, 180203, 691747, 1261421, 3063451, 21444157]

約数ペア:

[(1, 21444157), (7, 3063451), (17, 1261421), (31, 691747), (119, 180203), (217, 98821), (527, 40691), (3689, 5813)]