21542081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 24118080

約数和(自身を除く): 2575999

約数列:

[1, 11, 73, 139, 193, 803, 1529, 2123, 10147, 14089, 26827, 111617, 154979, 295097, 1958371, 21542081]

約数ペア:

[(1, 21542081), (11, 1958371), (73, 295097), (139, 154979), (193, 111617), (803, 26827), (1529, 14089), (2123, 10147)]