21406009968

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{757}}^1\times {\mathrm{1039}}^1$

素因数の和:1826

約数の個数: 240

約数和(自身を含む): 71163223040

約数和(自身を除く): 49757213072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 756, 757, 972, 1008, 1039, 1134, 1296, 1512, 1514, 1701, 1944, 2078, 2268, 2271, 3024, 3028, 3117, 3402, 3888, 4156, 4536, 4542, 5299, 6056, 6234, 6804, 6813, 7273, 8312, 9072, 9084, 9351, 10598, 12112, 12468, 13608, 13626, 14546, 15897, 16624, 18168, 18702, 20439, 21196, 21819, 24936, 27216, 27252, 28053, 29092, 31794, 36336, 37404, 40878, 42392, 43638, 47691, 49872, 54504, 56106, 58184, 61317, 63588, 65457, 74808, 81756, 84159, 84784, 87276, 95382, 109008, 112212, 116368, 122634, 127176, 130914, 143073, 149616, 163512, 168318, 174552, 183951, 190764, 196371, 224424, 245268, 252477, 254352, 261828, 286146, 327024, 336636, 349104, 367902, 381528, 392742, 429219, 448848, 490536, 504954, 523656, 572292, 589113, 673272, 735804, 763056, 785484, 786523, 858438, 981072, 1009908, 1047312, 1144584, 1178226, 1287657, 1346544, 1471608, 1570968, 1573046, 1716876, 1767339, 2019816, 2289168, 2356452, 2359569, 2575314, 2943216, 3141936, 3146092, 3433752, 3534678, 4039632, 4712904, 4719138, 5150628, 5505661, 6292184, 6867504, 7069356, 7078707, 9425808, 9438276, 10301256, 11011322, 12584368, 14138712, 14157414, 16516983, 18876552, 20602512, 21236121, 22022644, 28277424, 28314828, 33033966, 37753104, 42472242, 44045288, 49550949, 56629656, 63708363, 66067932, 84944484, 88090576, 99101898, 113259312, 127416726, 132135864, 148652847, 169888968, 191125089, 198203796, 254833452, 264271728, 297305694, 339777936, 382250178, 396407592, 445958541, 509666904, 594611388, 764500356, 792815184, 891917082, 1019333808, 1189222776, 1337875623, 1529000712, 1783834164, 2378445552, 2675751246, 3058001424, 3567668328, 5351502492, 7135336656, 10703004984, 21406009968]

約数ペア:

[(1, 21406009968), (2, 10703004984), (3, 7135336656), (4, 5351502492), (6, 3567668328), (7, 3058001424), (8, 2675751246), (9, 2378445552), (12, 1783834164), (14, 1529000712), (16, 1337875623), (18, 1189222776), (21, 1019333808), (24, 891917082), (27, 792815184), (28, 764500356), (36, 594611388), (42, 509666904), (48, 445958541), (54, 396407592), (56, 382250178), (63, 339777936), (72, 297305694), (81, 264271728), (84, 254833452), (108, 198203796), (112, 191125089), (126, 169888968), (144, 148652847), (162, 132135864), (168, 127416726), (189, 113259312), (216, 99101898), (243, 88090576), (252, 84944484), (324, 66067932), (336, 63708363), (378, 56629656), (432, 49550949), (486, 44045288), (504, 42472242), (567, 37753104), (648, 33033966), (756, 28314828), (757, 28277424), (972, 22022644), (1008, 21236121), (1039, 20602512), (1134, 18876552), (1296, 16516983), (1512, 14157414), (1514, 14138712), (1701, 12584368), (1944, 11011322), (2078, 10301256), (2268, 9438276), (2271, 9425808), (3024, 7078707), (3028, 7069356), (3117, 6867504), (3402, 6292184), (3888, 5505661), (4156, 5150628), (4536, 4719138), (4542, 4712904), (5299, 4039632), (6056, 3534678), (6234, 3433752), (6804, 3146092), (6813, 3141936), (7273, 2943216), (8312, 2575314), (9072, 2359569), (9084, 2356452), (9351, 2289168), (10598, 2019816), (12112, 1767339), (12468, 1716876), (13608, 1573046), (13626, 1570968), (14546, 1471608), (15897, 1346544), (16624, 1287657), (18168, 1178226), (18702, 1144584), (20439, 1047312), (21196, 1009908), (21819, 981072), (24936, 858438), (27216, 786523), (27252, 785484), (28053, 763056), (29092, 735804), (31794, 673272), (36336, 589113), (37404, 572292), (40878, 523656), (42392, 504954), (43638, 490536), (47691, 448848), (49872, 429219), (54504, 392742), (56106, 381528), (58184, 367902), (61317, 349104), (63588, 336636), (65457, 327024), (74808, 286146), (81756, 261828), (84159, 254352), (84784, 252477), (87276, 245268), (95382, 224424), (109008, 196371), (112212, 190764), (116368, 183951), (122634, 174552), (127176, 168318), (130914, 163512), (143073, 149616)]