21898305

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 46230912

約数和(自身を除く): 24332607

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 41, 45, 55, 65, 83, 99, 117, 123, 143, 165, 195, 205, 249, 369, 415, 429, 451, 495, 533, 585, 615, 715, 747, 913, 1079, 1245, 1287, 1353, 1599, 1845, 2145, 2255, 2665, 2739, 3237, 3403, 3735, 4059, 4565, 4797, 5395, 5863, 6435, 6765, 7995, 8217, 9711, 10209, 11869, 13695, 16185, 17015, 17589, 20295, 23985, 29315, 30627, 35607, 37433, 41085, 44239, 48555, 51045, 52767, 59345, 87945, 106821, 112299, 132717, 153135, 178035, 187165, 221195, 263835, 336897, 398151, 486629, 534105, 561495, 663585, 1459887, 1684485, 1990755, 2433145, 4379661, 7299435, 21898305]

約数ペア:

[(1, 21898305), (3, 7299435), (5, 4379661), (9, 2433145), (11, 1990755), (13, 1684485), (15, 1459887), (33, 663585), (39, 561495), (41, 534105), (45, 486629), (55, 398151), (65, 336897), (83, 263835), (99, 221195), (117, 187165), (123, 178035), (143, 153135), (165, 132717), (195, 112299), (205, 106821), (249, 87945), (369, 59345), (415, 52767), (429, 51045), (451, 48555), (495, 44239), (533, 41085), (585, 37433), (615, 35607), (715, 30627), (747, 29315), (913, 23985), (1079, 20295), (1245, 17589), (1287, 17015), (1353, 16185), (1599, 13695), (1845, 11869), (2145, 10209), (2255, 9711), (2665, 8217), (2739, 7995), (3237, 6765), (3403, 6435), (3735, 5863), (4059, 5395), (4565, 4797)]