21000605359

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1\times {\mathrm{19087}}^1$

素因数の和:20226

約数の個数: 16

約数和(自身を含む): 22622944896

約数和(自身を除く): 1622339537

約数列:

[1, 17, 61, 1037, 1061, 18037, 19087, 64721, 324479, 1100257, 1164307, 19793219, 20251307, 344272219, 1235329727, 21000605359]

約数ペア:

[(1, 21000605359), (17, 1235329727), (61, 344272219), (1037, 20251307), (1061, 19793219), (18037, 1164307), (19087, 1100257), (64721, 324479)]