21723552

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 180

約数和(自身を含む): 70207830

約数和(自身を除く): 48484278

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 29, 32, 34, 36, 48, 51, 54, 58, 68, 72, 81, 87, 96, 102, 108, 116, 136, 144, 153, 162, 174, 204, 216, 232, 261, 272, 288, 289, 306, 324, 348, 408, 432, 459, 464, 493, 522, 544, 578, 612, 648, 696, 783, 816, 864, 867, 918, 928, 986, 1044, 1156, 1224, 1296, 1377, 1392, 1479, 1566, 1632, 1734, 1836, 1972, 2088, 2312, 2349, 2448, 2592, 2601, 2754, 2784, 2958, 3132, 3468, 3672, 3944, 4176, 4437, 4624, 4698, 4896, 5202, 5508, 5916, 6264, 6936, 7344, 7803, 7888, 8352, 8381, 8874, 9248, 9396, 10404, 11016, 11832, 12528, 13311, 13872, 14688, 15606, 15776, 16762, 17748, 18792, 20808, 22032, 23409, 23664, 25056, 25143, 26622, 27744, 31212, 33524, 35496, 37584, 39933, 41616, 44064, 46818, 47328, 50286, 53244, 62424, 67048, 70992, 75168, 75429, 79866, 83232, 93636, 100572, 106488, 124848, 134096, 141984, 150858, 159732, 187272, 201144, 212976, 226287, 249696, 268192, 301716, 319464, 374544, 402288, 425952, 452574, 603432, 638928, 678861, 749088, 804576, 905148, 1206864, 1277856, 1357722, 1810296, 2413728, 2715444, 3620592, 5430888, 7241184, 10861776, 21723552]

約数ペア:

[(1, 21723552), (2, 10861776), (3, 7241184), (4, 5430888), (6, 3620592), (8, 2715444), (9, 2413728), (12, 1810296), (16, 1357722), (17, 1277856), (18, 1206864), (24, 905148), (27, 804576), (29, 749088), (32, 678861), (34, 638928), (36, 603432), (48, 452574), (51, 425952), (54, 402288), (58, 374544), (68, 319464), (72, 301716), (81, 268192), (87, 249696), (96, 226287), (102, 212976), (108, 201144), (116, 187272), (136, 159732), (144, 150858), (153, 141984), (162, 134096), (174, 124848), (204, 106488), (216, 100572), (232, 93636), (261, 83232), (272, 79866), (288, 75429), (289, 75168), (306, 70992), (324, 67048), (348, 62424), (408, 53244), (432, 50286), (459, 47328), (464, 46818), (493, 44064), (522, 41616), (544, 39933), (578, 37584), (612, 35496), (648, 33524), (696, 31212), (783, 27744), (816, 26622), (864, 25143), (867, 25056), (918, 23664), (928, 23409), (986, 22032), (1044, 20808), (1156, 18792), (1224, 17748), (1296, 16762), (1377, 15776), (1392, 15606), (1479, 14688), (1566, 13872), (1632, 13311), (1734, 12528), (1836, 11832), (1972, 11016), (2088, 10404), (2312, 9396), (2349, 9248), (2448, 8874), (2592, 8381), (2601, 8352), (2754, 7888), (2784, 7803), (2958, 7344), (3132, 6936), (3468, 6264), (3672, 5916), (3944, 5508), (4176, 5202), (4437, 4896), (4624, 4698)]