18074217

素因数分解:

$3^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{1009}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 27601280

約数和(自身を除く): 9527063

約数列:

[1, 3, 7, 21, 853, 1009, 2559, 3027, 5971, 7063, 17913, 21189, 860677, 2582031, 6024739, 18074217]

約数ペア:

[(1, 18074217), (3, 6024739), (7, 2582031), (21, 860677), (853, 21189), (1009, 17913), (2559, 7063), (3027, 5971)]