21596057

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4327}}^1$

素因数の和:4388

約数の個数: 16

約数和(自身を含む): 26591232

約数和(自身を除く): 4995175

約数列:

[1, 7, 23, 31, 161, 217, 713, 4327, 4991, 30289, 99521, 134137, 696647, 938959, 3085151, 21596057]

約数ペア:

[(1, 21596057), (7, 3085151), (23, 938959), (31, 696647), (161, 134137), (217, 99521), (713, 30289), (4327, 4991)]