21608496

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 79619904

約数和(自身を除く): 58011408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 28, 34, 36, 39, 42, 48, 51, 52, 56, 63, 68, 72, 78, 84, 91, 97, 102, 104, 112, 117, 119, 126, 136, 144, 153, 156, 168, 182, 194, 204, 208, 221, 234, 238, 252, 272, 273, 291, 306, 312, 336, 357, 364, 388, 408, 442, 468, 476, 504, 546, 582, 612, 624, 663, 679, 714, 728, 776, 816, 819, 873, 884, 936, 952, 1008, 1071, 1092, 1164, 1224, 1261, 1326, 1358, 1428, 1456, 1547, 1552, 1638, 1649, 1746, 1768, 1872, 1904, 1989, 2037, 2142, 2184, 2328, 2448, 2522, 2652, 2716, 2856, 3094, 3276, 3298, 3492, 3536, 3783, 3978, 4074, 4284, 4368, 4641, 4656, 4947, 5044, 5304, 5432, 5712, 6111, 6188, 6552, 6596, 6984, 7566, 7956, 8148, 8568, 8827, 9282, 9894, 10088, 10608, 10864, 11349, 11543, 12222, 12376, 13104, 13192, 13923, 13968, 14841, 15132, 15912, 16296, 17136, 17654, 18564, 19788, 20176, 21437, 22698, 23086, 24444, 24752, 26384, 26481, 27846, 29682, 30264, 31824, 32592, 34629, 35308, 37128, 39576, 42874, 45396, 46172, 48888, 52962, 55692, 59364, 60528, 64311, 69258, 70616, 74256, 79152, 79443, 85748, 90792, 92344, 97776, 103887, 105924, 111384, 118728, 128622, 138516, 141232, 150059, 158886, 171496, 181584, 184688, 192933, 207774, 211848, 222768, 237456, 257244, 277032, 300118, 317772, 342992, 385866, 415548, 423696, 450177, 514488, 554064, 600236, 635544, 771732, 831096, 900354, 1028976, 1200472, 1271088, 1350531, 1543464, 1662192, 1800708, 2400944, 2701062, 3086928, 3601416, 5402124, 7202832, 10804248, 21608496]

約数ペア:

[(1, 21608496), (2, 10804248), (3, 7202832), (4, 5402124), (6, 3601416), (7, 3086928), (8, 2701062), (9, 2400944), (12, 1800708), (13, 1662192), (14, 1543464), (16, 1350531), (17, 1271088), (18, 1200472), (21, 1028976), (24, 900354), (26, 831096), (28, 771732), (34, 635544), (36, 600236), (39, 554064), (42, 514488), (48, 450177), (51, 423696), (52, 415548), (56, 385866), (63, 342992), (68, 317772), (72, 300118), (78, 277032), (84, 257244), (91, 237456), (97, 222768), (102, 211848), (104, 207774), (112, 192933), (117, 184688), (119, 181584), (126, 171496), (136, 158886), (144, 150059), (153, 141232), (156, 138516), (168, 128622), (182, 118728), (194, 111384), (204, 105924), (208, 103887), (221, 97776), (234, 92344), (238, 90792), (252, 85748), (272, 79443), (273, 79152), (291, 74256), (306, 70616), (312, 69258), (336, 64311), (357, 60528), (364, 59364), (388, 55692), (408, 52962), (442, 48888), (468, 46172), (476, 45396), (504, 42874), (546, 39576), (582, 37128), (612, 35308), (624, 34629), (663, 32592), (679, 31824), (714, 30264), (728, 29682), (776, 27846), (816, 26481), (819, 26384), (873, 24752), (884, 24444), (936, 23086), (952, 22698), (1008, 21437), (1071, 20176), (1092, 19788), (1164, 18564), (1224, 17654), (1261, 17136), (1326, 16296), (1358, 15912), (1428, 15132), (1456, 14841), (1547, 13968), (1552, 13923), (1638, 13192), (1649, 13104), (1746, 12376), (1768, 12222), (1872, 11543), (1904, 11349), (1989, 10864), (2037, 10608), (2142, 10088), (2184, 9894), (2328, 9282), (2448, 8827), (2522, 8568), (2652, 8148), (2716, 7956), (2856, 7566), (3094, 6984), (3276, 6596), (3298, 6552), (3492, 6188), (3536, 6111), (3783, 5712), (3978, 5432), (4074, 5304), (4284, 5044), (4368, 4947), (4641, 4656)]