21883563

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{521}}^1$

素因数の和:899

約数の個数: 24

約数和(自身を含む): 34201440

約数和(自身を除く): 12317877

約数列:

[1, 3, 9, 13, 39, 117, 359, 521, 1077, 1563, 3231, 4667, 4689, 6773, 14001, 20319, 42003, 60957, 187039, 561117, 1683351, 2431507, 7294521, 21883563]

約数ペア:

[(1, 21883563), (3, 7294521), (9, 2431507), (13, 1683351), (39, 561117), (117, 187039), (359, 60957), (521, 42003), (1077, 20319), (1563, 14001), (3231, 6773), (4667, 4689)]