21240384

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 112

約数和(自身を含む): 62544960

約数和(自身を除く): 41304576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 89, 96, 113, 132, 176, 178, 192, 226, 264, 267, 339, 352, 356, 452, 528, 534, 678, 704, 712, 904, 979, 1056, 1068, 1243, 1356, 1424, 1808, 1958, 2112, 2136, 2486, 2712, 2848, 2937, 3616, 3729, 3916, 4272, 4972, 5424, 5696, 5874, 7232, 7458, 7832, 8544, 9944, 10057, 10848, 11748, 14916, 15664, 17088, 19888, 20114, 21696, 23496, 29832, 30171, 31328, 39776, 40228, 46992, 59664, 60342, 62656, 79552, 80456, 93984, 110627, 119328, 120684, 160912, 187968, 221254, 238656, 241368, 321824, 331881, 442508, 482736, 643648, 663762, 885016, 965472, 1327524, 1770032, 1930944, 2655048, 3540064, 5310096, 7080128, 10620192, 21240384]

約数ペア:

[(1, 21240384), (2, 10620192), (3, 7080128), (4, 5310096), (6, 3540064), (8, 2655048), (11, 1930944), (12, 1770032), (16, 1327524), (22, 965472), (24, 885016), (32, 663762), (33, 643648), (44, 482736), (48, 442508), (64, 331881), (66, 321824), (88, 241368), (89, 238656), (96, 221254), (113, 187968), (132, 160912), (176, 120684), (178, 119328), (192, 110627), (226, 93984), (264, 80456), (267, 79552), (339, 62656), (352, 60342), (356, 59664), (452, 46992), (528, 40228), (534, 39776), (678, 31328), (704, 30171), (712, 29832), (904, 23496), (979, 21696), (1056, 20114), (1068, 19888), (1243, 17088), (1356, 15664), (1424, 14916), (1808, 11748), (1958, 10848), (2112, 10057), (2136, 9944), (2486, 8544), (2712, 7832), (2848, 7458), (2937, 7232), (3616, 5874), (3729, 5696), (3916, 5424), (4272, 4972)]