21845465736

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:987

約数の個数: 128

約数和(自身を含む): 56246400000

約数和(自身を除く): 34400934264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 139, 142, 149, 213, 278, 284, 298, 417, 426, 447, 556, 568, 596, 619, 834, 852, 894, 1112, 1192, 1238, 1668, 1704, 1788, 1857, 2476, 3336, 3576, 3714, 4952, 7428, 9869, 10579, 14856, 19738, 20711, 21158, 29607, 31737, 39476, 41422, 42316, 43949, 59214, 62133, 63474, 78952, 82844, 84632, 86041, 87898, 92231, 118428, 124266, 126948, 131847, 165688, 172082, 175796, 184462, 236856, 248532, 253896, 258123, 263694, 276693, 344164, 351592, 368924, 497064, 516246, 527388, 553386, 688328, 737848, 1032492, 1054776, 1106772, 1470481, 2064984, 2213544, 2940962, 4411443, 5881924, 6108911, 6548401, 8822886, 11763848, 12217822, 12820109, 13096802, 17645772, 18326733, 19645203, 24435644, 25640218, 26193604, 35291544, 36653466, 38460327, 39290406, 48871288, 51280436, 52387208, 73306932, 76920654, 78580812, 102560872, 146613864, 153841308, 157161624, 307682616, 910227739, 1820455478, 2730683217, 3640910956, 5461366434, 7281821912, 10922732868, 21845465736]

約数ペア:

[(1, 21845465736), (2, 10922732868), (3, 7281821912), (4, 5461366434), (6, 3640910956), (8, 2730683217), (12, 1820455478), (24, 910227739), (71, 307682616), (139, 157161624), (142, 153841308), (149, 146613864), (213, 102560872), (278, 78580812), (284, 76920654), (298, 73306932), (417, 52387208), (426, 51280436), (447, 48871288), (556, 39290406), (568, 38460327), (596, 36653466), (619, 35291544), (834, 26193604), (852, 25640218), (894, 24435644), (1112, 19645203), (1192, 18326733), (1238, 17645772), (1668, 13096802), (1704, 12820109), (1788, 12217822), (1857, 11763848), (2476, 8822886), (3336, 6548401), (3576, 6108911), (3714, 5881924), (4952, 4411443), (7428, 2940962), (9869, 2213544), (10579, 2064984), (14856, 1470481), (19738, 1106772), (20711, 1054776), (21158, 1032492), (29607, 737848), (31737, 688328), (39476, 553386), (41422, 527388), (42316, 516246), (43949, 497064), (59214, 368924), (62133, 351592), (63474, 344164), (78952, 276693), (82844, 263694), (84632, 258123), (86041, 253896), (87898, 248532), (92231, 236856), (118428, 184462), (124266, 175796), (126948, 172082), (131847, 165688)]