21663314

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{2311}}^1$

素因数の和:2465

約数の個数: 16

約数和(自身を含む): 33570240

約数和(自身を除く): 11906926

約数列:

[1, 2, 43, 86, 109, 218, 2311, 4622, 4687, 9374, 99373, 198746, 251899, 503798, 10831657, 21663314]

約数ペア:

[(1, 21663314), (2, 10831657), (43, 503798), (86, 251899), (109, 198746), (218, 99373), (2311, 9374), (4622, 4687)]