21835968

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:251

約数の個数: 168

約数和(自身を含む): 73664064

約数和(自身を除く): 51828096

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 64, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 192, 196, 211, 224, 231, 264, 294, 308, 336, 352, 392, 422, 448, 462, 528, 539, 588, 616, 633, 672, 704, 784, 844, 924, 1056, 1078, 1176, 1232, 1266, 1344, 1477, 1568, 1617, 1688, 1848, 2112, 2156, 2321, 2352, 2464, 2532, 2954, 3136, 3234, 3376, 3696, 4312, 4431, 4642, 4704, 4928, 5064, 5908, 6468, 6752, 6963, 7392, 8624, 8862, 9284, 9408, 10128, 10339, 11816, 12936, 13504, 13926, 14784, 16247, 17248, 17724, 18568, 20256, 20678, 23632, 25872, 27852, 31017, 32494, 34496, 35448, 37136, 40512, 41356, 47264, 48741, 51744, 55704, 62034, 64988, 70896, 74272, 82712, 94528, 97482, 103488, 111408, 113729, 124068, 129976, 141792, 148544, 165424, 194964, 222816, 227458, 248136, 259952, 283584, 330848, 341187, 389928, 445632, 454916, 496272, 519904, 661696, 682374, 779856, 909832, 992544, 1039808, 1364748, 1559712, 1819664, 1985088, 2729496, 3119424, 3639328, 5458992, 7278656, 10917984, 21835968]

約数ペア:

[(1, 21835968), (2, 10917984), (3, 7278656), (4, 5458992), (6, 3639328), (7, 3119424), (8, 2729496), (11, 1985088), (12, 1819664), (14, 1559712), (16, 1364748), (21, 1039808), (22, 992544), (24, 909832), (28, 779856), (32, 682374), (33, 661696), (42, 519904), (44, 496272), (48, 454916), (49, 445632), (56, 389928), (64, 341187), (66, 330848), (77, 283584), (84, 259952), (88, 248136), (96, 227458), (98, 222816), (112, 194964), (132, 165424), (147, 148544), (154, 141792), (168, 129976), (176, 124068), (192, 113729), (196, 111408), (211, 103488), (224, 97482), (231, 94528), (264, 82712), (294, 74272), (308, 70896), (336, 64988), (352, 62034), (392, 55704), (422, 51744), (448, 48741), (462, 47264), (528, 41356), (539, 40512), (588, 37136), (616, 35448), (633, 34496), (672, 32494), (704, 31017), (784, 27852), (844, 25872), (924, 23632), (1056, 20678), (1078, 20256), (1176, 18568), (1232, 17724), (1266, 17248), (1344, 16247), (1477, 14784), (1568, 13926), (1617, 13504), (1688, 12936), (1848, 11816), (2112, 10339), (2156, 10128), (2321, 9408), (2352, 9284), (2464, 8862), (2532, 8624), (2954, 7392), (3136, 6963), (3234, 6752), (3376, 6468), (3696, 5908), (4312, 5064), (4431, 4928), (4642, 4704)]