21808187856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{8623}}^1$

素因数の和:8850

約数の個数: 240

約数和(自身を含む): 75515055616

約数和(自身を除く): 53706867760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 193, 208, 234, 252, 273, 312, 336, 364, 386, 468, 504, 546, 579, 624, 728, 772, 819, 936, 1008, 1092, 1158, 1351, 1456, 1544, 1638, 1737, 1872, 2184, 2316, 2509, 2702, 3088, 3276, 3474, 4053, 4368, 4632, 5018, 5404, 6552, 6948, 7527, 8106, 8623, 9264, 10036, 10808, 12159, 13104, 13896, 15054, 16212, 17246, 17563, 20072, 21616, 22581, 24318, 25869, 27792, 30108, 32424, 34492, 35126, 40144, 45162, 48636, 51738, 52689, 60216, 60361, 64848, 68984, 70252, 77607, 90324, 97272, 103476, 105378, 112099, 120432, 120722, 137968, 140504, 155214, 158067, 180648, 181083, 194544, 206952, 210756, 224198, 241444, 281008, 310428, 316134, 336297, 361296, 362166, 413904, 421512, 448396, 482888, 543249, 620856, 632268, 672594, 724332, 784693, 843024, 896792, 965776, 1008891, 1086498, 1241712, 1264536, 1345188, 1448664, 1569386, 1664239, 1793584, 2017782, 2172996, 2354079, 2529072, 2690376, 2897328, 3138772, 3328478, 4035564, 4345992, 4708158, 4992717, 5380752, 6277544, 6656956, 7062237, 8071128, 8691984, 9416316, 9985434, 11649673, 12555088, 13313912, 14124474, 14978151, 16142256, 18832632, 19970868, 21635107, 23299346, 26627824, 28248948, 29956302, 34949019, 37665264, 39941736, 43270214, 46598692, 56497896, 59912604, 64905321, 69898038, 79883472, 86540428, 93197384, 104847057, 112995792, 119825208, 129810642, 139796076, 151445749, 173080856, 186394768, 194715963, 209694114, 239650416, 259621284, 279592152, 302891498, 346161712, 389431926, 419388228, 454337247, 519242568, 559184304, 605782996, 778863852, 838776456, 908674494, 1038485136, 1211565992, 1363011741, 1557727704, 1677552912, 1817348988, 2423131984, 2726023482, 3115455408, 3634697976, 5452046964, 7269395952, 10904093928, 21808187856]

約数ペア:

[(1, 21808187856), (2, 10904093928), (3, 7269395952), (4, 5452046964), (6, 3634697976), (7, 3115455408), (8, 2726023482), (9, 2423131984), (12, 1817348988), (13, 1677552912), (14, 1557727704), (16, 1363011741), (18, 1211565992), (21, 1038485136), (24, 908674494), (26, 838776456), (28, 778863852), (36, 605782996), (39, 559184304), (42, 519242568), (48, 454337247), (52, 419388228), (56, 389431926), (63, 346161712), (72, 302891498), (78, 279592152), (84, 259621284), (91, 239650416), (104, 209694114), (112, 194715963), (117, 186394768), (126, 173080856), (144, 151445749), (156, 139796076), (168, 129810642), (182, 119825208), (193, 112995792), (208, 104847057), (234, 93197384), (252, 86540428), (273, 79883472), (312, 69898038), (336, 64905321), (364, 59912604), (386, 56497896), (468, 46598692), (504, 43270214), (546, 39941736), (579, 37665264), (624, 34949019), (728, 29956302), (772, 28248948), (819, 26627824), (936, 23299346), (1008, 21635107), (1092, 19970868), (1158, 18832632), (1351, 16142256), (1456, 14978151), (1544, 14124474), (1638, 13313912), (1737, 12555088), (1872, 11649673), (2184, 9985434), (2316, 9416316), (2509, 8691984), (2702, 8071128), (3088, 7062237), (3276, 6656956), (3474, 6277544), (4053, 5380752), (4368, 4992717), (4632, 4708158), (5018, 4345992), (5404, 4035564), (6552, 3328478), (6948, 3138772), (7527, 2897328), (8106, 2690376), (8623, 2529072), (9264, 2354079), (10036, 2172996), (10808, 2017782), (12159, 1793584), (13104, 1664239), (13896, 1569386), (15054, 1448664), (16212, 1345188), (17246, 1264536), (17563, 1241712), (20072, 1086498), (21616, 1008891), (22581, 965776), (24318, 896792), (25869, 843024), (27792, 784693), (30108, 724332), (32424, 672594), (34492, 632268), (35126, 620856), (40144, 543249), (45162, 482888), (48636, 448396), (51738, 421512), (52689, 413904), (60216, 362166), (60361, 361296), (64848, 336297), (68984, 316134), (70252, 310428), (77607, 281008), (90324, 241444), (97272, 224198), (103476, 210756), (105378, 206952), (112099, 194544), (120432, 181083), (120722, 180648), (137968, 158067), (140504, 155214)]