21469734

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 36187866

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 19, 22, 26, 33, 38, 39, 57, 66, 78, 99, 114, 117, 143, 171, 198, 209, 234, 247, 286, 342, 418, 429, 439, 494, 627, 741, 858, 878, 1254, 1287, 1317, 1482, 1881, 2223, 2574, 2634, 2717, 3762, 3951, 4446, 4829, 5434, 5707, 7902, 8151, 8341, 9658, 11414, 14487, 16302, 16682, 17121, 24453, 25023, 28974, 34242, 43461, 48906, 50046, 51363, 62777, 75069, 86922, 91751, 102726, 108433, 125554, 150138, 183502, 188331, 216866, 275253, 325299, 376662, 550506, 564993, 650598, 825759, 975897, 1129986, 1192763, 1651518, 1951794, 2385526, 3578289, 7156578, 10734867, 21469734]

約数ペア:

[(1, 21469734), (2, 10734867), (3, 7156578), (6, 3578289), (9, 2385526), (11, 1951794), (13, 1651518), (18, 1192763), (19, 1129986), (22, 975897), (26, 825759), (33, 650598), (38, 564993), (39, 550506), (57, 376662), (66, 325299), (78, 275253), (99, 216866), (114, 188331), (117, 183502), (143, 150138), (171, 125554), (198, 108433), (209, 102726), (234, 91751), (247, 86922), (286, 75069), (342, 62777), (418, 51363), (429, 50046), (439, 48906), (494, 43461), (627, 34242), (741, 28974), (858, 25023), (878, 24453), (1254, 17121), (1287, 16682), (1317, 16302), (1482, 14487), (1881, 11414), (2223, 9658), (2574, 8341), (2634, 8151), (2717, 7902), (3762, 5707), (3951, 5434), (4446, 4829)]