21395457216

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{14303}}^1$

素因数の和:14388

約数の個数: 252

約数和(自身を含む): 72689752512

約数和(自身を除く): 51294295296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 53, 56, 63, 64, 72, 84, 96, 98, 106, 112, 126, 144, 147, 159, 168, 192, 196, 212, 224, 252, 288, 294, 318, 336, 371, 392, 424, 441, 448, 477, 504, 576, 588, 636, 672, 742, 784, 848, 882, 954, 1008, 1113, 1176, 1272, 1344, 1484, 1568, 1696, 1764, 1908, 2016, 2226, 2352, 2544, 2597, 2968, 3136, 3339, 3392, 3528, 3816, 4032, 4452, 4704, 5088, 5194, 5936, 6678, 7056, 7632, 7791, 8904, 9408, 10176, 10388, 11872, 13356, 14112, 14303, 15264, 15582, 17808, 20776, 23373, 23744, 26712, 28224, 28606, 30528, 31164, 35616, 41552, 42909, 46746, 53424, 57212, 62328, 71232, 83104, 85818, 93492, 100121, 106848, 114424, 124656, 128727, 166208, 171636, 186984, 200242, 213696, 228848, 249312, 257454, 300363, 343272, 373968, 400484, 457696, 498624, 514908, 600726, 686544, 700847, 747936, 758059, 800968, 901089, 915392, 1029816, 1201452, 1373088, 1401694, 1495872, 1516118, 1601936, 1802178, 2059632, 2102541, 2274177, 2402904, 2746176, 2803388, 3032236, 3203872, 3604356, 4119264, 4205082, 4548354, 4805808, 5306413, 5606776, 6064472, 6307623, 6407744, 6822531, 7208712, 8238528, 8410164, 9096708, 9611616, 10612826, 11213552, 12128944, 12615246, 13645062, 14417424, 15919239, 16820328, 18193416, 19223232, 21225652, 22427104, 24257888, 25230492, 27290124, 28834848, 31838478, 33640656, 36386832, 37144891, 42451304, 44854208, 47757717, 48515776, 50460984, 54580248, 57669696, 63676956, 67281312, 72773664, 74289782, 84902608, 95515434, 100921968, 109160496, 111434673, 127353912, 134562624, 145547328, 148579564, 169805216, 191030868, 201843936, 218320992, 222869346, 254707824, 297159128, 334304019, 339610432, 382061736, 403687872, 436641984, 445738692, 509415648, 594318256, 668608038, 764123472, 891477384, 1018831296, 1188636512, 1337216076, 1528246944, 1782954768, 2377273024, 2674432152, 3056493888, 3565909536, 5348864304, 7131819072, 10697728608, 21395457216]

約数ペア:

[(1, 21395457216), (2, 10697728608), (3, 7131819072), (4, 5348864304), (6, 3565909536), (7, 3056493888), (8, 2674432152), (9, 2377273024), (12, 1782954768), (14, 1528246944), (16, 1337216076), (18, 1188636512), (21, 1018831296), (24, 891477384), (28, 764123472), (32, 668608038), (36, 594318256), (42, 509415648), (48, 445738692), (49, 436641984), (53, 403687872), (56, 382061736), (63, 339610432), (64, 334304019), (72, 297159128), (84, 254707824), (96, 222869346), (98, 218320992), (106, 201843936), (112, 191030868), (126, 169805216), (144, 148579564), (147, 145547328), (159, 134562624), (168, 127353912), (192, 111434673), (196, 109160496), (212, 100921968), (224, 95515434), (252, 84902608), (288, 74289782), (294, 72773664), (318, 67281312), (336, 63676956), (371, 57669696), (392, 54580248), (424, 50460984), (441, 48515776), (448, 47757717), (477, 44854208), (504, 42451304), (576, 37144891), (588, 36386832), (636, 33640656), (672, 31838478), (742, 28834848), (784, 27290124), (848, 25230492), (882, 24257888), (954, 22427104), (1008, 21225652), (1113, 19223232), (1176, 18193416), (1272, 16820328), (1344, 15919239), (1484, 14417424), (1568, 13645062), (1696, 12615246), (1764, 12128944), (1908, 11213552), (2016, 10612826), (2226, 9611616), (2352, 9096708), (2544, 8410164), (2597, 8238528), (2968, 7208712), (3136, 6822531), (3339, 6407744), (3392, 6307623), (3528, 6064472), (3816, 5606776), (4032, 5306413), (4452, 4805808), (4704, 4548354), (5088, 4205082), (5194, 4119264), (5936, 3604356), (6678, 3203872), (7056, 3032236), (7632, 2803388), (7791, 2746176), (8904, 2402904), (9408, 2274177), (10176, 2102541), (10388, 2059632), (11872, 1802178), (13356, 1601936), (14112, 1516118), (14303, 1495872), (15264, 1401694), (15582, 1373088), (17808, 1201452), (20776, 1029816), (23373, 915392), (23744, 901089), (26712, 800968), (28224, 758059), (28606, 747936), (30528, 700847), (31164, 686544), (35616, 600726), (41552, 514908), (42909, 498624), (46746, 457696), (53424, 400484), (57212, 373968), (62328, 343272), (71232, 300363), (83104, 257454), (85818, 249312), (93492, 228848), (100121, 213696), (106848, 200242), (114424, 186984), (124656, 171636), (128727, 166208)]