21868301

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5113}}^1$

素因数の和:5180

約数の個数: 16

約数和(自身を含む): 27492864

約数和(自身を除く): 5624563

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 5113, 35791, 66469, 240311, 465283, 1682177, 3124043, 21868301]

約数ペア:

[(1, 21868301), (7, 3124043), (13, 1682177), (47, 465283), (91, 240311), (329, 66469), (611, 35791), (4277, 5113)]