21009314

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5669}}^1$

素因数の和:5797

約数の個数: 16

約数和(自身を含む): 33679800

約数和(自身を除く): 12670486

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 5669, 11338, 96373, 192746, 617921, 1235842, 10504657, 21009314]

約数ペア:

[(1, 21009314), (2, 10504657), (17, 1235842), (34, 617921), (109, 192746), (218, 96373), (1853, 11338), (3706, 5669)]