2051211162021

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2399}}^1\times {\mathrm{204601}}^1$

素因数の和:207209

約数の個数: 32

約数和(自身を含む): 3142686720000

約数和(自身を除く): 1091475557979

約数列:

[1, 3, 7, 21, 199, 597, 1393, 2399, 4179, 7197, 16793, 50379, 204601, 477401, 613803, 1432203, 1432207, 3341807, 4296621, 10025421, 40715599, 122146797, 285009193, 490837799, 855027579, 1472513397, 3435864593, 10307593779, 97676722001, 293030166003, 683737054007, 2051211162021]

約数ペア:

[(1, 2051211162021), (3, 683737054007), (7, 293030166003), (21, 97676722001), (199, 10307593779), (597, 3435864593), (1393, 1472513397), (2399, 855027579), (4179, 490837799), (7197, 285009193), (16793, 122146797), (50379, 40715599), (204601, 10025421), (477401, 4296621), (613803, 3341807), (1432203, 1432207)]