21983472

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 71301984

約数和(自身を除く): 49318512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 113, 126, 144, 168, 193, 226, 252, 336, 339, 386, 452, 504, 579, 678, 772, 791, 904, 1008, 1017, 1158, 1351, 1356, 1544, 1582, 1737, 1808, 2034, 2316, 2373, 2702, 2712, 3088, 3164, 3474, 4053, 4068, 4632, 4746, 5404, 5424, 6328, 6948, 7119, 8106, 8136, 9264, 9492, 10808, 12159, 12656, 13896, 14238, 16212, 16272, 18984, 21616, 21809, 24318, 27792, 28476, 32424, 37968, 43618, 48636, 56952, 64848, 65427, 87236, 97272, 113904, 130854, 152663, 174472, 194544, 196281, 261708, 305326, 348944, 392562, 457989, 523416, 610652, 785124, 915978, 1046832, 1221304, 1373967, 1570248, 1831956, 2442608, 2747934, 3140496, 3663912, 5495868, 7327824, 10991736, 21983472]

約数ペア:

[(1, 21983472), (2, 10991736), (3, 7327824), (4, 5495868), (6, 3663912), (7, 3140496), (8, 2747934), (9, 2442608), (12, 1831956), (14, 1570248), (16, 1373967), (18, 1221304), (21, 1046832), (24, 915978), (28, 785124), (36, 610652), (42, 523416), (48, 457989), (56, 392562), (63, 348944), (72, 305326), (84, 261708), (112, 196281), (113, 194544), (126, 174472), (144, 152663), (168, 130854), (193, 113904), (226, 97272), (252, 87236), (336, 65427), (339, 64848), (386, 56952), (452, 48636), (504, 43618), (579, 37968), (678, 32424), (772, 28476), (791, 27792), (904, 24318), (1008, 21809), (1017, 21616), (1158, 18984), (1351, 16272), (1356, 16212), (1544, 14238), (1582, 13896), (1737, 12656), (1808, 12159), (2034, 10808), (2316, 9492), (2373, 9264), (2702, 8136), (2712, 8106), (3088, 7119), (3164, 6948), (3474, 6328), (4053, 5424), (4068, 5404), (4632, 4746)]