21337371939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1\times {\mathrm{10709}}^1$

素因数の和:11859

約数の個数: 32

約数和(自身を含む): 31321866240

約数和(自身を除く): 9984494301

約数列:

[1, 3, 13, 39, 47, 141, 611, 1087, 1833, 3261, 10709, 14131, 32127, 42393, 51089, 139217, 153267, 417651, 503323, 664157, 1509969, 1992471, 6543199, 11640683, 19629597, 34922049, 151328879, 453986637, 547112101, 1641336303, 7112457313, 21337371939]

約数ペア:

[(1, 21337371939), (3, 7112457313), (13, 1641336303), (39, 547112101), (47, 453986637), (141, 151328879), (611, 34922049), (1087, 19629597), (1833, 11640683), (3261, 6543199), (10709, 1992471), (14131, 1509969), (32127, 664157), (42393, 503323), (51089, 417651), (139217, 153267)]