21181841570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73040833}}^1$

素因数の和:73040869

約数の個数: 16

約数和(自身を含む): 39442050360

約数和(自身を除く): 18260208790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 73040833, 146081666, 365204165, 730408330, 2118184157, 4236368314, 10590920785, 21181841570]

約数ペア:

[(1, 21181841570), (2, 10590920785), (5, 4236368314), (10, 2118184157), (29, 730408330), (58, 365204165), (145, 146081666), (290, 73040833)]