21696939

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4663}}^1$

素因数の和:4727

約数の個数: 24

約数和(自身を含む): 34924032

約数和(自身を除く): 13227093

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4653, 4663, 13989, 41967, 51293, 153879, 219161, 461637, 657483, 1972449, 2410771, 7232313, 21696939]

約数ペア:

[(1, 21696939), (3, 7232313), (9, 2410771), (11, 1972449), (33, 657483), (47, 461637), (99, 219161), (141, 153879), (423, 51293), (517, 41967), (1551, 13989), (4653, 4663)]