22021915

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 27158976

約数和(自身を除く): 5137061

約数列:

[1, 5, 61, 103, 305, 515, 701, 3505, 6283, 31415, 42761, 72203, 213805, 361015, 4404383, 22021915]

約数ペア:

[(1, 22021915), (5, 4404383), (61, 361015), (103, 213805), (305, 72203), (515, 42761), (701, 31415), (3505, 6283)]