21316647

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6037}}^1$

素因数の和:6158

約数の個数: 16

約数和(自身を含む): 31300992

約数和(自身を除く): 9984345

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 6037, 18111, 66407, 199221, 645959, 1937877, 7105549, 21316647]

約数ペア:

[(1, 21316647), (3, 7105549), (11, 1937877), (33, 645959), (107, 199221), (321, 66407), (1177, 18111), (3531, 6037)]