21800799

素因数分解:

$3^3\times {\mathrm{719}}^1\times {\mathrm{1123}}^1$

素因数の和:1851

約数の個数: 16

約数和(自身を含む): 32371200

約数和(自身を除く): 10570401

約数列:

[1, 3, 9, 27, 719, 1123, 2157, 3369, 6471, 10107, 19413, 30321, 807437, 2422311, 7266933, 21800799]

約数ペア:

[(1, 21800799), (3, 7266933), (9, 2422311), (27, 807437), (719, 30321), (1123, 19413), (2157, 10107), (3369, 6471)]