21857922

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{6709}}^1$

素因数の和:6898

約数の個数: 24

約数和(自身を含む): 47627580

約数和(自身を除く): 25769658

約数列:

[1, 2, 3, 6, 9, 18, 181, 362, 543, 1086, 1629, 3258, 6709, 13418, 20127, 40254, 60381, 120762, 1214329, 2428658, 3642987, 7285974, 10928961, 21857922]

約数ペア:

[(1, 21857922), (2, 10928961), (3, 7285974), (6, 3642987), (9, 2428658), (18, 1214329), (181, 120762), (362, 60381), (543, 40254), (1086, 20127), (1629, 13418), (3258, 6709)]