21198355057

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{881}}^1\times {\mathrm{4231}}^1$

素因数の和:5181

約数の個数: 24

約数和(自身を含む): 23829071616

約数和(自身を除く): 2630716559

約数列:

[1, 11, 47, 121, 517, 881, 4231, 5687, 9691, 41407, 46541, 106601, 198857, 455477, 511951, 2187427, 3727511, 5010247, 24061697, 41002621, 175193017, 451028831, 1927123187, 21198355057]

約数ペア:

[(1, 21198355057), (11, 1927123187), (47, 451028831), (121, 175193017), (517, 41002621), (881, 24061697), (4231, 5010247), (5687, 3727511), (9691, 2187427), (41407, 511951), (46541, 455477), (106601, 198857)]