21052608

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 112

約数和(自身を含む): 60960000

約数和(自身を除く): 39907392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 29, 32, 38, 48, 57, 58, 64, 76, 87, 96, 114, 116, 152, 174, 192, 199, 228, 232, 304, 348, 398, 456, 464, 551, 597, 608, 696, 796, 912, 928, 1102, 1194, 1216, 1392, 1592, 1653, 1824, 1856, 2204, 2388, 2784, 3184, 3306, 3648, 3781, 4408, 4776, 5568, 5771, 6368, 6612, 7562, 8816, 9552, 11343, 11542, 12736, 13224, 15124, 17313, 17632, 19104, 22686, 23084, 26448, 30248, 34626, 35264, 38208, 45372, 46168, 52896, 60496, 69252, 90744, 92336, 105792, 109649, 120992, 138504, 181488, 184672, 219298, 241984, 277008, 328947, 362976, 369344, 438596, 554016, 657894, 725952, 877192, 1108032, 1315788, 1754384, 2631576, 3508768, 5263152, 7017536, 10526304, 21052608]

約数ペア:

[(1, 21052608), (2, 10526304), (3, 7017536), (4, 5263152), (6, 3508768), (8, 2631576), (12, 1754384), (16, 1315788), (19, 1108032), (24, 877192), (29, 725952), (32, 657894), (38, 554016), (48, 438596), (57, 369344), (58, 362976), (64, 328947), (76, 277008), (87, 241984), (96, 219298), (114, 184672), (116, 181488), (152, 138504), (174, 120992), (192, 109649), (199, 105792), (228, 92336), (232, 90744), (304, 69252), (348, 60496), (398, 52896), (456, 46168), (464, 45372), (551, 38208), (597, 35264), (608, 34626), (696, 30248), (796, 26448), (912, 23084), (928, 22686), (1102, 19104), (1194, 17632), (1216, 17313), (1392, 15124), (1592, 13224), (1653, 12736), (1824, 11542), (1856, 11343), (2204, 9552), (2388, 8816), (2784, 7562), (3184, 6612), (3306, 6368), (3648, 5771), (3781, 5568), (4408, 4776)]