21276314

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 35640000

約数和(自身を除く): 14363686

約数列:

[1, 2, 19, 29, 38, 43, 58, 86, 449, 551, 817, 898, 1102, 1247, 1634, 2494, 8531, 13021, 17062, 19307, 23693, 26042, 38614, 47386, 247399, 366833, 494798, 559903, 733666, 1119806, 10638157, 21276314]

約数ペア:

[(1, 21276314), (2, 10638157), (19, 1119806), (29, 733666), (38, 559903), (43, 494798), (58, 366833), (86, 247399), (449, 47386), (551, 38614), (817, 26042), (898, 23693), (1102, 19307), (1247, 17062), (1634, 13021), (2494, 8531)]