21529129930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{681949}}^1$

素因数の和:682015

約数の個数: 64

約数和(自身を含む): 49493203200

約数和(自身を除く): 27964073270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 205, 287, 385, 410, 451, 574, 770, 902, 1435, 2255, 2870, 3157, 4510, 6314, 15785, 31570, 681949, 1363898, 3409745, 4773643, 6819490, 7501439, 9547286, 15002878, 23868215, 27959909, 37507195, 47736430, 52510073, 55919818, 75014390, 105020146, 139799545, 195719363, 262550365, 279599090, 307558999, 391438726, 525100730, 615117998, 978596815, 1537794995, 1957193630, 2152912993, 3075589990, 4305825986, 10764564965, 21529129930]

約数ペア:

[(1, 21529129930), (2, 10764564965), (5, 4305825986), (7, 3075589990), (10, 2152912993), (11, 1957193630), (14, 1537794995), (22, 978596815), (35, 615117998), (41, 525100730), (55, 391438726), (70, 307558999), (77, 279599090), (82, 262550365), (110, 195719363), (154, 139799545), (205, 105020146), (287, 75014390), (385, 55919818), (410, 52510073), (451, 47736430), (574, 37507195), (770, 27959909), (902, 23868215), (1435, 15002878), (2255, 9547286), (2870, 7501439), (3157, 6819490), (4510, 4773643), (6314, 3409745), (15785, 1363898), (31570, 681949)]