21366081

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2017}}^1$

素因数の和:2141

約数の個数: 24

約数和(自身を含む): 33999264

約数和(自身を除く): 12633183

約数列:

[1, 3, 9, 11, 33, 99, 107, 321, 963, 1177, 2017, 3531, 6051, 10593, 18153, 22187, 66561, 199683, 215819, 647457, 1942371, 2374009, 7122027, 21366081]

約数ペア:

[(1, 21366081), (3, 7122027), (9, 2374009), (11, 1942371), (33, 647457), (99, 215819), (107, 199683), (321, 66561), (963, 22187), (1177, 18153), (2017, 10593), (3531, 6051)]