21193921728

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{19687}}^1$

素因数の和:19804

約数の個数: 224

約数和(自身を含む): 72010828800

約数和(自身を除く): 50816907072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 89, 96, 108, 112, 126, 144, 168, 178, 189, 192, 216, 224, 252, 267, 288, 336, 356, 378, 432, 448, 504, 534, 576, 623, 672, 712, 756, 801, 864, 1008, 1068, 1246, 1344, 1424, 1512, 1602, 1728, 1869, 2016, 2136, 2403, 2492, 2848, 3024, 3204, 3738, 4032, 4272, 4806, 4984, 5607, 5696, 6048, 6408, 7476, 8544, 9612, 9968, 11214, 12096, 12816, 14952, 16821, 17088, 19224, 19687, 19936, 22428, 25632, 29904, 33642, 38448, 39374, 39872, 44856, 51264, 59061, 59808, 67284, 76896, 78748, 89712, 118122, 119616, 134568, 137809, 153792, 157496, 177183, 179424, 236244, 269136, 275618, 314992, 354366, 358848, 413427, 472488, 531549, 538272, 551236, 629984, 708732, 826854, 944976, 1063098, 1076544, 1102472, 1240281, 1259968, 1417464, 1653708, 1752143, 1889952, 2126196, 2204944, 2480562, 2834928, 3307416, 3504286, 3720843, 3779904, 4252392, 4409888, 4961124, 5256429, 5669856, 6614832, 7008572, 7441686, 8504784, 8819776, 9922248, 10512858, 11339712, 12265001, 13229664, 14017144, 14883372, 15769287, 17009568, 19844496, 21025716, 24530002, 26459328, 28034288, 29766744, 31538574, 34019136, 36795003, 39688992, 42051432, 47307861, 49060004, 56068576, 59533488, 63077148, 73590006, 79377984, 84102864, 94615722, 98120008, 110385009, 112137152, 119066976, 126154296, 147180012, 168205728, 189231444, 196240016, 220770018, 238133952, 252308592, 294360024, 331155027, 336411456, 378462888, 392480032, 441540036, 504617184, 588720048, 662310054, 756925776, 784960064, 883080072, 1009234368, 1177440096, 1324620108, 1513851552, 1766160144, 2354880192, 2649240216, 3027703104, 3532320288, 5298480432, 7064640576, 10596960864, 21193921728]

約数ペア:

[(1, 21193921728), (2, 10596960864), (3, 7064640576), (4, 5298480432), (6, 3532320288), (7, 3027703104), (8, 2649240216), (9, 2354880192), (12, 1766160144), (14, 1513851552), (16, 1324620108), (18, 1177440096), (21, 1009234368), (24, 883080072), (27, 784960064), (28, 756925776), (32, 662310054), (36, 588720048), (42, 504617184), (48, 441540036), (54, 392480032), (56, 378462888), (63, 336411456), (64, 331155027), (72, 294360024), (84, 252308592), (89, 238133952), (96, 220770018), (108, 196240016), (112, 189231444), (126, 168205728), (144, 147180012), (168, 126154296), (178, 119066976), (189, 112137152), (192, 110385009), (216, 98120008), (224, 94615722), (252, 84102864), (267, 79377984), (288, 73590006), (336, 63077148), (356, 59533488), (378, 56068576), (432, 49060004), (448, 47307861), (504, 42051432), (534, 39688992), (576, 36795003), (623, 34019136), (672, 31538574), (712, 29766744), (756, 28034288), (801, 26459328), (864, 24530002), (1008, 21025716), (1068, 19844496), (1246, 17009568), (1344, 15769287), (1424, 14883372), (1512, 14017144), (1602, 13229664), (1728, 12265001), (1869, 11339712), (2016, 10512858), (2136, 9922248), (2403, 8819776), (2492, 8504784), (2848, 7441686), (3024, 7008572), (3204, 6614832), (3738, 5669856), (4032, 5256429), (4272, 4961124), (4806, 4409888), (4984, 4252392), (5607, 3779904), (5696, 3720843), (6048, 3504286), (6408, 3307416), (7476, 2834928), (8544, 2480562), (9612, 2204944), (9968, 2126196), (11214, 1889952), (12096, 1752143), (12816, 1653708), (14952, 1417464), (16821, 1259968), (17088, 1240281), (19224, 1102472), (19687, 1076544), (19936, 1063098), (22428, 944976), (25632, 826854), (29904, 708732), (33642, 629984), (38448, 551236), (39374, 538272), (39872, 531549), (44856, 472488), (51264, 413427), (59061, 358848), (59808, 354366), (67284, 314992), (76896, 275618), (78748, 269136), (89712, 236244), (118122, 179424), (119616, 177183), (134568, 157496), (137809, 153792)]