21028065248

素因数分解:

$2^5\times {\mathrm{3881}}^1\times {\mathrm{169319}}^1$

素因数の和:173210

約数の個数: 24

約数和(自身を含む): 41409915120

約数和(自身を除く): 20381849872

約数列:

[1, 2, 4, 8, 16, 32, 3881, 7762, 15524, 31048, 62096, 124192, 169319, 338638, 677276, 1354552, 2709104, 5418208, 657127039, 1314254078, 2628508156, 5257016312, 10514032624, 21028065248]

約数ペア:

[(1, 21028065248), (2, 10514032624), (4, 5257016312), (8, 2628508156), (16, 1314254078), (32, 657127039), (3881, 5418208), (7762, 2709104), (15524, 1354552), (31048, 677276), (62096, 338638), (124192, 169319)]