21308526

素因数分解:

$2^1\times 3^2\times {\mathrm{673}}^1\times {\mathrm{1759}}^1$

素因数の和:2440

約数の個数: 24

約数和(自身を含む): 46263360

約数和(自身を除く): 24954834

約数列:

[1, 2, 3, 6, 9, 18, 673, 1346, 1759, 2019, 3518, 4038, 5277, 6057, 10554, 12114, 15831, 31662, 1183807, 2367614, 3551421, 7102842, 10654263, 21308526]

約数ペア:

[(1, 21308526), (2, 10654263), (3, 7102842), (6, 3551421), (9, 2367614), (18, 1183807), (673, 31662), (1346, 15831), (1759, 12114), (2019, 10554), (3518, 6057), (4038, 5277)]