21348039

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{22031}}^1$

素因数の和:22070

約数の個数: 16

約数和(自身を含む): 31726080

約数和(自身を除く): 10378041

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 22031, 66093, 374527, 418589, 1123581, 1255767, 7116013, 21348039]

約数ペア:

[(1, 21348039), (3, 7116013), (17, 1255767), (19, 1123581), (51, 418589), (57, 374527), (323, 66093), (969, 22031)]