2021868705

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{21157}}^1$

素因数の和:21465

約数の個数: 32

約数和(自身を含む): 3387988224

約数和(自身を除く): 1366119519

約数列:

[1, 3, 5, 15, 23, 69, 115, 277, 345, 831, 1385, 4155, 6371, 19113, 21157, 31855, 63471, 95565, 105785, 317355, 486611, 1459833, 2433055, 5860489, 7299165, 17581467, 29302445, 87907335, 134791247, 404373741, 673956235, 2021868705]

約数ペア:

[(1, 2021868705), (3, 673956235), (5, 404373741), (15, 134791247), (23, 87907335), (69, 29302445), (115, 17581467), (277, 7299165), (345, 5860489), (831, 2433055), (1385, 1459833), (4155, 486611), (6371, 317355), (19113, 105785), (21157, 95565), (31855, 63471)]