21000882815

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{1511}}^1\times {\mathrm{22973}}^1$

素因数の和:24511

約数の個数: 24

約数和(自身を含む): 27719877024

約数和(自身を除く): 6718994209

約数列:

[1, 5, 11, 55, 121, 605, 1511, 7555, 16621, 22973, 83105, 114865, 182831, 252703, 914155, 1263515, 2779733, 13898665, 34712203, 173561015, 381834233, 1909171165, 4200176563, 21000882815]

約数ペア:

[(1, 21000882815), (5, 4200176563), (11, 1909171165), (55, 381834233), (121, 173561015), (605, 34712203), (1511, 13898665), (7555, 2779733), (16621, 1263515), (22973, 914155), (83105, 252703), (114865, 182831)]