22021389

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{6971}}^1$

素因数の和:6999

約数の個数: 24

約数和(自身を含む): 35529312

約数和(自身を除く): 13507923

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 6971, 20913, 62739, 90623, 188217, 271869, 564651, 815607, 1693953, 2446821, 7340463, 22021389]

約数ペア:

[(1, 22021389), (3, 7340463), (9, 2446821), (13, 1693953), (27, 815607), (39, 564651), (81, 271869), (117, 188217), (243, 90623), (351, 62739), (1053, 20913), (3159, 6971)]