21297309

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33967}}^1$

素因数の和:34000

約数の個数: 16

約数和(自身を含む): 32609280

約数和(自身を除く): 11311971

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 33967, 101901, 373637, 645373, 1120911, 1936119, 7099103, 21297309]

約数ペア:

[(1, 21297309), (3, 7099103), (11, 1936119), (19, 1120911), (33, 645373), (57, 373637), (209, 101901), (627, 33967)]