21854976

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 68678400

約数和(自身を除く): 46823424

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 128, 132, 143, 156, 176, 192, 199, 208, 256, 264, 286, 312, 352, 384, 398, 416, 429, 528, 572, 597, 624, 704, 768, 796, 832, 858, 1056, 1144, 1194, 1248, 1408, 1592, 1664, 1716, 2112, 2189, 2288, 2388, 2496, 2587, 2816, 3184, 3328, 3432, 4224, 4378, 4576, 4776, 4992, 5174, 6368, 6567, 6864, 7761, 8448, 8756, 9152, 9552, 9984, 10348, 12736, 13134, 13728, 15522, 17512, 18304, 19104, 20696, 25472, 26268, 27456, 28457, 31044, 35024, 36608, 38208, 41392, 50944, 52536, 54912, 56914, 62088, 70048, 76416, 82784, 85371, 105072, 109824, 113828, 124176, 140096, 152832, 165568, 170742, 210144, 227656, 248352, 280192, 331136, 341484, 420288, 455312, 496704, 560384, 662272, 682968, 840576, 910624, 993408, 1365936, 1681152, 1821248, 1986816, 2731872, 3642496, 5463744, 7284992, 10927488, 21854976]

約数ペア:

[(1, 21854976), (2, 10927488), (3, 7284992), (4, 5463744), (6, 3642496), (8, 2731872), (11, 1986816), (12, 1821248), (13, 1681152), (16, 1365936), (22, 993408), (24, 910624), (26, 840576), (32, 682968), (33, 662272), (39, 560384), (44, 496704), (48, 455312), (52, 420288), (64, 341484), (66, 331136), (78, 280192), (88, 248352), (96, 227656), (104, 210144), (128, 170742), (132, 165568), (143, 152832), (156, 140096), (176, 124176), (192, 113828), (199, 109824), (208, 105072), (256, 85371), (264, 82784), (286, 76416), (312, 70048), (352, 62088), (384, 56914), (398, 54912), (416, 52536), (429, 50944), (528, 41392), (572, 38208), (597, 36608), (624, 35024), (704, 31044), (768, 28457), (796, 27456), (832, 26268), (858, 25472), (1056, 20696), (1144, 19104), (1194, 18304), (1248, 17512), (1408, 15522), (1592, 13728), (1664, 13134), (1716, 12736), (2112, 10348), (2189, 9984), (2288, 9552), (2388, 9152), (2496, 8756), (2587, 8448), (2816, 7761), (3184, 6864), (3328, 6567), (3432, 6368), (4224, 5174), (4378, 4992), (4576, 4776)]