21435113

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 5936407

約数列:

[1, 7, 17, 43, 59, 71, 119, 301, 413, 497, 731, 1003, 1207, 2537, 3053, 4189, 5117, 7021, 8449, 17759, 21371, 29323, 43129, 51901, 71213, 180127, 301903, 363307, 498491, 1260889, 3062159, 21435113]

約数ペア:

[(1, 21435113), (7, 3062159), (17, 1260889), (43, 498491), (59, 363307), (71, 301903), (119, 180127), (301, 71213), (413, 51901), (497, 43129), (731, 29323), (1003, 21371), (1207, 17759), (2537, 8449), (3053, 7021), (4189, 5117)]