21456292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37511}}^1$

素因数の和:37539

約数の個数: 24

約数和(自身を含む): 44114112

約数和(自身を除く): 22657820

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37511, 75022, 150044, 412621, 487643, 825242, 975286, 1650484, 1950572, 5364073, 10728146, 21456292]

約数ペア:

[(1, 21456292), (2, 10728146), (4, 5364073), (11, 1950572), (13, 1650484), (22, 975286), (26, 825242), (44, 487643), (52, 412621), (143, 150044), (286, 75022), (572, 37511)]