21307968

素因数分解:

$2^6\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 224

約数和(自身を含む): 73152000

約数和(自身を除く): 51844032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 32, 33, 36, 38, 44, 48, 54, 57, 59, 64, 66, 72, 76, 88, 96, 99, 108, 114, 118, 132, 144, 152, 171, 176, 177, 192, 198, 209, 216, 228, 236, 264, 288, 297, 304, 342, 352, 354, 396, 418, 432, 456, 472, 513, 528, 531, 576, 594, 608, 627, 649, 684, 704, 708, 792, 836, 864, 912, 944, 1026, 1056, 1062, 1121, 1188, 1216, 1254, 1298, 1368, 1416, 1584, 1593, 1672, 1728, 1824, 1881, 1888, 1947, 2052, 2112, 2124, 2242, 2376, 2508, 2596, 2736, 2832, 3168, 3186, 3344, 3363, 3648, 3762, 3776, 3894, 4104, 4248, 4484, 4752, 5016, 5192, 5472, 5643, 5664, 5841, 6336, 6372, 6688, 6726, 7524, 7788, 8208, 8496, 8968, 9504, 10032, 10089, 10384, 10944, 11286, 11328, 11682, 12331, 12744, 13376, 13452, 15048, 15576, 16416, 16992, 17523, 17936, 19008, 20064, 20178, 20768, 22572, 23364, 24662, 25488, 26904, 30096, 30267, 31152, 32832, 33984, 35046, 35872, 36993, 40128, 40356, 41536, 45144, 46728, 49324, 50976, 53808, 60192, 60534, 62304, 70092, 71744, 73986, 80712, 90288, 93456, 98648, 101952, 107616, 110979, 120384, 121068, 124608, 140184, 147972, 161424, 180576, 186912, 197296, 215232, 221958, 242136, 280368, 295944, 322848, 332937, 361152, 373824, 394592, 443916, 484272, 560736, 591888, 645696, 665874, 789184, 887832, 968544, 1121472, 1183776, 1331748, 1775664, 1937088, 2367552, 2663496, 3551328, 5326992, 7102656, 10653984, 21307968]

約数ペア:

[(1, 21307968), (2, 10653984), (3, 7102656), (4, 5326992), (6, 3551328), (8, 2663496), (9, 2367552), (11, 1937088), (12, 1775664), (16, 1331748), (18, 1183776), (19, 1121472), (22, 968544), (24, 887832), (27, 789184), (32, 665874), (33, 645696), (36, 591888), (38, 560736), (44, 484272), (48, 443916), (54, 394592), (57, 373824), (59, 361152), (64, 332937), (66, 322848), (72, 295944), (76, 280368), (88, 242136), (96, 221958), (99, 215232), (108, 197296), (114, 186912), (118, 180576), (132, 161424), (144, 147972), (152, 140184), (171, 124608), (176, 121068), (177, 120384), (192, 110979), (198, 107616), (209, 101952), (216, 98648), (228, 93456), (236, 90288), (264, 80712), (288, 73986), (297, 71744), (304, 70092), (342, 62304), (352, 60534), (354, 60192), (396, 53808), (418, 50976), (432, 49324), (456, 46728), (472, 45144), (513, 41536), (528, 40356), (531, 40128), (576, 36993), (594, 35872), (608, 35046), (627, 33984), (649, 32832), (684, 31152), (704, 30267), (708, 30096), (792, 26904), (836, 25488), (864, 24662), (912, 23364), (944, 22572), (1026, 20768), (1056, 20178), (1062, 20064), (1121, 19008), (1188, 17936), (1216, 17523), (1254, 16992), (1298, 16416), (1368, 15576), (1416, 15048), (1584, 13452), (1593, 13376), (1672, 12744), (1728, 12331), (1824, 11682), (1881, 11328), (1888, 11286), (1947, 10944), (2052, 10384), (2112, 10089), (2124, 10032), (2242, 9504), (2376, 8968), (2508, 8496), (2596, 8208), (2736, 7788), (2832, 7524), (3168, 6726), (3186, 6688), (3344, 6372), (3363, 6336), (3648, 5841), (3762, 5664), (3776, 5643), (3894, 5472), (4104, 5192), (4248, 5016), (4484, 4752)]