21545202

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:93

約数の個数: 96

約数和(自身を含む): 54864000

約数和(自身を除く): 33318798

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 49, 57, 58, 87, 98, 114, 133, 147, 174, 203, 266, 294, 343, 361, 399, 406, 551, 609, 686, 722, 798, 931, 1029, 1083, 1102, 1218, 1421, 1653, 1862, 2058, 2166, 2527, 2793, 2842, 3306, 3857, 4263, 5054, 5586, 6517, 7581, 7714, 8526, 9947, 10469, 11571, 13034, 15162, 17689, 19551, 19894, 20938, 23142, 26999, 29841, 31407, 35378, 39102, 53067, 53998, 59682, 62814, 73283, 80997, 106134, 123823, 146566, 161994, 188993, 219849, 247646, 371469, 377986, 439698, 512981, 566979, 742938, 1025962, 1133958, 1538943, 3077886, 3590867, 7181734, 10772601, 21545202]

約数ペア:

[(1, 21545202), (2, 10772601), (3, 7181734), (6, 3590867), (7, 3077886), (14, 1538943), (19, 1133958), (21, 1025962), (29, 742938), (38, 566979), (42, 512981), (49, 439698), (57, 377986), (58, 371469), (87, 247646), (98, 219849), (114, 188993), (133, 161994), (147, 146566), (174, 123823), (203, 106134), (266, 80997), (294, 73283), (343, 62814), (361, 59682), (399, 53998), (406, 53067), (551, 39102), (609, 35378), (686, 31407), (722, 29841), (798, 26999), (931, 23142), (1029, 20938), (1083, 19894), (1102, 19551), (1218, 17689), (1421, 15162), (1653, 13034), (1862, 11571), (2058, 10469), (2166, 9947), (2527, 8526), (2793, 7714), (2842, 7581), (3306, 6517), (3857, 5586), (4263, 5054)]