21878045211

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2620439}}^1$

素因数の和:2620487

約数の個数: 24

約数和(自身を含む): 33457777920

約数和(自身を除く): 11579732709

約数列:

[1, 3, 11, 23, 33, 69, 121, 253, 363, 759, 2783, 8349, 2620439, 7861317, 28824829, 60270097, 86474487, 180810291, 317073119, 662971067, 951219357, 1988913201, 7292681737, 21878045211]

約数ペア:

[(1, 21878045211), (3, 7292681737), (11, 1988913201), (23, 951219357), (33, 662971067), (69, 317073119), (121, 180810291), (253, 86474487), (363, 60270097), (759, 28824829), (2783, 7861317), (8349, 2620439)]