21287804928

素因数分解:

$2^{13}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2897}}^1$

素因数の和:2962

約数の個数: 224

約数和(自身を含む): 63810343296

約数和(自身を除く): 42522538368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 32, 39, 46, 48, 52, 64, 69, 78, 92, 96, 104, 128, 138, 156, 184, 192, 208, 256, 276, 299, 312, 368, 384, 416, 512, 552, 598, 624, 736, 768, 832, 897, 1024, 1104, 1196, 1248, 1472, 1536, 1664, 1794, 2048, 2208, 2392, 2496, 2897, 2944, 3072, 3328, 3588, 4096, 4416, 4784, 4992, 5794, 5888, 6144, 6656, 7176, 8192, 8691, 8832, 9568, 9984, 11588, 11776, 12288, 13312, 14352, 17382, 17664, 19136, 19968, 23176, 23552, 24576, 26624, 28704, 34764, 35328, 37661, 38272, 39936, 46352, 47104, 53248, 57408, 66631, 69528, 70656, 75322, 76544, 79872, 92704, 94208, 106496, 112983, 114816, 133262, 139056, 141312, 150644, 153088, 159744, 185408, 188416, 199893, 225966, 229632, 266524, 278112, 282624, 301288, 306176, 319488, 370816, 399786, 451932, 459264, 533048, 556224, 565248, 602576, 612352, 741632, 799572, 866203, 903864, 918528, 1066096, 1112448, 1205152, 1224704, 1483264, 1599144, 1732406, 1807728, 1837056, 2132192, 2224896, 2410304, 2449408, 2598609, 2966528, 3198288, 3464812, 3615456, 3674112, 4264384, 4449792, 4820608, 5197218, 5933056, 6396576, 6929624, 7230912, 7348224, 8528768, 8899584, 9641216, 10394436, 11866112, 12793152, 13859248, 14461824, 17057536, 17799168, 19282432, 20788872, 23732224, 25586304, 27718496, 28923648, 34115072, 35598336, 38564864, 41577744, 51172608, 55436992, 57847296, 68230144, 71196672, 77129728, 83155488, 102345216, 110873984, 115694592, 136460288, 154259456, 166310976, 204690432, 221747968, 231389184, 272920576, 308518912, 332621952, 409380864, 443495936, 462778368, 545841152, 665243904, 818761728, 886991872, 925556736, 1330487808, 1637523456, 1773983744, 2660975616, 3547967488, 5321951232, 7095934976, 10643902464, 21287804928]

約数ペア:

[(1, 21287804928), (2, 10643902464), (3, 7095934976), (4, 5321951232), (6, 3547967488), (8, 2660975616), (12, 1773983744), (13, 1637523456), (16, 1330487808), (23, 925556736), (24, 886991872), (26, 818761728), (32, 665243904), (39, 545841152), (46, 462778368), (48, 443495936), (52, 409380864), (64, 332621952), (69, 308518912), (78, 272920576), (92, 231389184), (96, 221747968), (104, 204690432), (128, 166310976), (138, 154259456), (156, 136460288), (184, 115694592), (192, 110873984), (208, 102345216), (256, 83155488), (276, 77129728), (299, 71196672), (312, 68230144), (368, 57847296), (384, 55436992), (416, 51172608), (512, 41577744), (552, 38564864), (598, 35598336), (624, 34115072), (736, 28923648), (768, 27718496), (832, 25586304), (897, 23732224), (1024, 20788872), (1104, 19282432), (1196, 17799168), (1248, 17057536), (1472, 14461824), (1536, 13859248), (1664, 12793152), (1794, 11866112), (2048, 10394436), (2208, 9641216), (2392, 8899584), (2496, 8528768), (2897, 7348224), (2944, 7230912), (3072, 6929624), (3328, 6396576), (3588, 5933056), (4096, 5197218), (4416, 4820608), (4784, 4449792), (4992, 4264384), (5794, 3674112), (5888, 3615456), (6144, 3464812), (6656, 3198288), (7176, 2966528), (8192, 2598609), (8691, 2449408), (8832, 2410304), (9568, 2224896), (9984, 2132192), (11588, 1837056), (11776, 1807728), (12288, 1732406), (13312, 1599144), (14352, 1483264), (17382, 1224704), (17664, 1205152), (19136, 1112448), (19968, 1066096), (23176, 918528), (23552, 903864), (24576, 866203), (26624, 799572), (28704, 741632), (34764, 612352), (35328, 602576), (37661, 565248), (38272, 556224), (39936, 533048), (46352, 459264), (47104, 451932), (53248, 399786), (57408, 370816), (66631, 319488), (69528, 306176), (70656, 301288), (75322, 282624), (76544, 278112), (79872, 266524), (92704, 229632), (94208, 225966), (106496, 199893), (112983, 188416), (114816, 185408), (133262, 159744), (139056, 153088), (141312, 150644)]