21071247084

素因数分解:

$2^2\times 3^2\times {\mathrm{585312419}}^1$

素因数の和:585312429

約数の個数: 18

約数和(自身を含む): 53263430220

約数和(自身を除く): 32192183136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585312419, 1170624838, 1755937257, 2341249676, 3511874514, 5267811771, 7023749028, 10535623542, 21071247084]

約数ペア:

[(1, 21071247084), (2, 10535623542), (3, 7023749028), (4, 5267811771), (6, 3511874514), (9, 2341249676), (12, 1755937257), (18, 1170624838), (36, 585312419)]