21543264

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 67092480

約数和(自身を除く): 45549216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 72, 76, 93, 96, 114, 124, 127, 144, 152, 171, 186, 228, 248, 254, 279, 288, 304, 342, 372, 381, 456, 496, 508, 558, 589, 608, 684, 744, 762, 912, 992, 1016, 1116, 1143, 1178, 1368, 1488, 1524, 1767, 1824, 2032, 2232, 2286, 2356, 2413, 2736, 2976, 3048, 3534, 3937, 4064, 4464, 4572, 4712, 4826, 5301, 5472, 6096, 7068, 7239, 7874, 8928, 9144, 9424, 9652, 10602, 11811, 12192, 14136, 14478, 15748, 18288, 18848, 19304, 21204, 21717, 23622, 28272, 28956, 31496, 35433, 36576, 38608, 42408, 43434, 47244, 56544, 57912, 62992, 70866, 74803, 77216, 84816, 86868, 94488, 115824, 125984, 141732, 149606, 169632, 173736, 188976, 224409, 231648, 283464, 299212, 347472, 377952, 448818, 566928, 598424, 673227, 694944, 897636, 1133856, 1196848, 1346454, 1795272, 2393696, 2692908, 3590544, 5385816, 7181088, 10771632, 21543264]

約数ペア:

[(1, 21543264), (2, 10771632), (3, 7181088), (4, 5385816), (6, 3590544), (8, 2692908), (9, 2393696), (12, 1795272), (16, 1346454), (18, 1196848), (19, 1133856), (24, 897636), (31, 694944), (32, 673227), (36, 598424), (38, 566928), (48, 448818), (57, 377952), (62, 347472), (72, 299212), (76, 283464), (93, 231648), (96, 224409), (114, 188976), (124, 173736), (127, 169632), (144, 149606), (152, 141732), (171, 125984), (186, 115824), (228, 94488), (248, 86868), (254, 84816), (279, 77216), (288, 74803), (304, 70866), (342, 62992), (372, 57912), (381, 56544), (456, 47244), (496, 43434), (508, 42408), (558, 38608), (589, 36576), (608, 35433), (684, 31496), (744, 28956), (762, 28272), (912, 23622), (992, 21717), (1016, 21204), (1116, 19304), (1143, 18848), (1178, 18288), (1368, 15748), (1488, 14478), (1524, 14136), (1767, 12192), (1824, 11811), (2032, 10602), (2232, 9652), (2286, 9424), (2356, 9144), (2413, 8928), (2736, 7874), (2976, 7239), (3048, 7068), (3534, 6096), (3937, 5472), (4064, 5301), (4464, 4826), (4572, 4712)]