21767616

素因数分解:

$2^6\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 280

約数和(自身を含む): 77449680

約数和(自身を除く): 55682064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 19, 24, 26, 27, 32, 34, 36, 38, 39, 48, 51, 52, 54, 57, 64, 68, 72, 76, 78, 81, 96, 102, 104, 108, 114, 117, 136, 144, 152, 153, 156, 162, 171, 192, 204, 208, 216, 221, 228, 234, 247, 272, 288, 304, 306, 312, 323, 324, 342, 351, 408, 416, 432, 442, 456, 459, 468, 494, 513, 544, 576, 608, 612, 624, 646, 648, 663, 684, 702, 741, 816, 832, 864, 884, 912, 918, 936, 969, 988, 1026, 1053, 1088, 1216, 1224, 1248, 1292, 1296, 1326, 1368, 1377, 1404, 1482, 1539, 1632, 1728, 1768, 1824, 1836, 1872, 1938, 1976, 1989, 2052, 2106, 2223, 2448, 2496, 2584, 2592, 2652, 2736, 2754, 2808, 2907, 2964, 3078, 3264, 3536, 3648, 3672, 3744, 3876, 3952, 3978, 4104, 4199, 4212, 4446, 4896, 5168, 5184, 5304, 5472, 5508, 5616, 5814, 5928, 5967, 6156, 6669, 7072, 7344, 7488, 7752, 7904, 7956, 8208, 8398, 8424, 8721, 8892, 9792, 10336, 10608, 10944, 11016, 11232, 11628, 11856, 11934, 12312, 12597, 13338, 14144, 14688, 15504, 15808, 15912, 16416, 16796, 16848, 17442, 17784, 17901, 20007, 20672, 21216, 22032, 22464, 23256, 23712, 23868, 24624, 25194, 26163, 26676, 29376, 31008, 31824, 32832, 33592, 33696, 34884, 35568, 35802, 37791, 40014, 42432, 44064, 46512, 47424, 47736, 49248, 50388, 52326, 53352, 62016, 63648, 67184, 67392, 69768, 71136, 71604, 75582, 80028, 88128, 93024, 95472, 98496, 100776, 104652, 106704, 113373, 127296, 134368, 139536, 142272, 143208, 151164, 160056, 186048, 190944, 201552, 209304, 213408, 226746, 268736, 279072, 286416, 302328, 320112, 340119, 381888, 403104, 418608, 426816, 453492, 558144, 572832, 604656, 640224, 680238, 806208, 837216, 906984, 1145664, 1209312, 1280448, 1360476, 1674432, 1813968, 2418624, 2720952, 3627936, 5441904, 7255872, 10883808, 21767616]

約数ペア:

[(1, 21767616), (2, 10883808), (3, 7255872), (4, 5441904), (6, 3627936), (8, 2720952), (9, 2418624), (12, 1813968), (13, 1674432), (16, 1360476), (17, 1280448), (18, 1209312), (19, 1145664), (24, 906984), (26, 837216), (27, 806208), (32, 680238), (34, 640224), (36, 604656), (38, 572832), (39, 558144), (48, 453492), (51, 426816), (52, 418608), (54, 403104), (57, 381888), (64, 340119), (68, 320112), (72, 302328), (76, 286416), (78, 279072), (81, 268736), (96, 226746), (102, 213408), (104, 209304), (108, 201552), (114, 190944), (117, 186048), (136, 160056), (144, 151164), (152, 143208), (153, 142272), (156, 139536), (162, 134368), (171, 127296), (192, 113373), (204, 106704), (208, 104652), (216, 100776), (221, 98496), (228, 95472), (234, 93024), (247, 88128), (272, 80028), (288, 75582), (304, 71604), (306, 71136), (312, 69768), (323, 67392), (324, 67184), (342, 63648), (351, 62016), (408, 53352), (416, 52326), (432, 50388), (442, 49248), (456, 47736), (459, 47424), (468, 46512), (494, 44064), (513, 42432), (544, 40014), (576, 37791), (608, 35802), (612, 35568), (624, 34884), (646, 33696), (648, 33592), (663, 32832), (684, 31824), (702, 31008), (741, 29376), (816, 26676), (832, 26163), (864, 25194), (884, 24624), (912, 23868), (918, 23712), (936, 23256), (969, 22464), (988, 22032), (1026, 21216), (1053, 20672), (1088, 20007), (1216, 17901), (1224, 17784), (1248, 17442), (1292, 16848), (1296, 16796), (1326, 16416), (1368, 15912), (1377, 15808), (1404, 15504), (1482, 14688), (1539, 14144), (1632, 13338), (1728, 12597), (1768, 12312), (1824, 11934), (1836, 11856), (1872, 11628), (1938, 11232), (1976, 11016), (1989, 10944), (2052, 10608), (2106, 10336), (2223, 9792), (2448, 8892), (2496, 8721), (2584, 8424), (2592, 8398), (2652, 8208), (2736, 7956), (2754, 7904), (2808, 7752), (2907, 7488), (2964, 7344), (3078, 7072), (3264, 6669), (3536, 6156), (3648, 5967), (3672, 5928), (3744, 5814), (3876, 5616), (3952, 5508), (3978, 5472), (4104, 5304), (4199, 5184), (4212, 5168), (4446, 4896)]