21422799

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{3623}}^1$

素因数の和:3708

約数の個数: 20

約数和(自身を含む): 32449296

約数和(自身を除く): 11026497

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 3623, 5913, 10869, 32607, 97821, 264479, 293463, 793437, 2380311, 7140933, 21422799]

約数ペア:

[(1, 21422799), (3, 7140933), (9, 2380311), (27, 793437), (73, 293463), (81, 264479), (219, 97821), (657, 32607), (1971, 10869), (3623, 5913)]