21850287

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5869}}^1$

素因数の和:5962

約数の個数: 16

約数和(自身を含む): 31275360

約数和(自身を除く): 9425073

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5869, 17607, 99773, 299319, 428437, 1285311, 7283429, 21850287]

約数ペア:

[(1, 21850287), (3, 7283429), (17, 1285311), (51, 428437), (73, 299319), (219, 99773), (1241, 17607), (3723, 5869)]