21047202

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 53673984

約数和(自身を除く): 32626782

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 31, 33, 54, 62, 66, 81, 93, 99, 127, 162, 186, 198, 243, 254, 279, 297, 341, 381, 486, 558, 594, 682, 762, 837, 891, 1023, 1143, 1397, 1674, 1782, 2046, 2286, 2511, 2673, 2794, 3069, 3429, 3937, 4191, 5022, 5346, 6138, 6858, 7533, 7874, 8382, 9207, 10287, 11811, 12573, 15066, 18414, 20574, 23622, 25146, 27621, 30861, 35433, 37719, 43307, 55242, 61722, 70866, 75438, 82863, 86614, 106299, 113157, 129921, 165726, 212598, 226314, 259842, 318897, 339471, 389763, 637794, 678942, 779526, 956691, 1169289, 1913382, 2338578, 3507867, 7015734, 10523601, 21047202]

約数ペア:

[(1, 21047202), (2, 10523601), (3, 7015734), (6, 3507867), (9, 2338578), (11, 1913382), (18, 1169289), (22, 956691), (27, 779526), (31, 678942), (33, 637794), (54, 389763), (62, 339471), (66, 318897), (81, 259842), (93, 226314), (99, 212598), (127, 165726), (162, 129921), (186, 113157), (198, 106299), (243, 86614), (254, 82863), (279, 75438), (297, 70866), (341, 61722), (381, 55242), (486, 43307), (558, 37719), (594, 35433), (682, 30861), (762, 27621), (837, 25146), (891, 23622), (1023, 20574), (1143, 18414), (1397, 15066), (1674, 12573), (1782, 11811), (2046, 10287), (2286, 9207), (2511, 8382), (2673, 7874), (2794, 7533), (3069, 6858), (3429, 6138), (3937, 5346), (4191, 5022)]