21250251

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4567}}^1$

素因数の和:4631

約数の個数: 24

約数和(自身を含む): 34205184

約数和(自身を除く): 12954933

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4567, 4653, 13701, 41103, 50237, 150711, 214649, 452133, 643947, 1931841, 2361139, 7083417, 21250251]

約数ペア:

[(1, 21250251), (3, 7083417), (9, 2361139), (11, 1931841), (33, 643947), (47, 452133), (99, 214649), (141, 150711), (423, 50237), (517, 41103), (1551, 13701), (4567, 4653)]