21399689216

素因数分解:

$2^{11}\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5639}}^1$

素因数の和:5787

約数の個数: 96

約数和(自身を含む): 45729684000

約数和(自身を除く): 24329994784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 109, 128, 136, 218, 256, 272, 436, 512, 544, 872, 1024, 1088, 1744, 1853, 2048, 2176, 3488, 3706, 4352, 5639, 6976, 7412, 8704, 11278, 13952, 14824, 17408, 22556, 27904, 29648, 34816, 45112, 55808, 59296, 90224, 95863, 111616, 118592, 180448, 191726, 223232, 237184, 360896, 383452, 474368, 614651, 721792, 766904, 948736, 1229302, 1443584, 1533808, 1897472, 2458604, 2887168, 3067616, 3794944, 4917208, 5774336, 6135232, 9834416, 10449067, 11548672, 12270464, 19668832, 20898134, 24540928, 39337664, 41796268, 49081856, 78675328, 83592536, 98163712, 157350656, 167185072, 196327424, 314701312, 334370144, 629402624, 668740288, 1258805248, 1337480576, 2674961152, 5349922304, 10699844608, 21399689216]

約数ペア:

[(1, 21399689216), (2, 10699844608), (4, 5349922304), (8, 2674961152), (16, 1337480576), (17, 1258805248), (32, 668740288), (34, 629402624), (64, 334370144), (68, 314701312), (109, 196327424), (128, 167185072), (136, 157350656), (218, 98163712), (256, 83592536), (272, 78675328), (436, 49081856), (512, 41796268), (544, 39337664), (872, 24540928), (1024, 20898134), (1088, 19668832), (1744, 12270464), (1853, 11548672), (2048, 10449067), (2176, 9834416), (3488, 6135232), (3706, 5774336), (4352, 4917208), (5639, 3794944), (6976, 3067616), (7412, 2887168), (8704, 2458604), (11278, 1897472), (13952, 1533808), (14824, 1443584), (17408, 1229302), (22556, 948736), (27904, 766904), (29648, 721792), (34816, 614651), (45112, 474368), (55808, 383452), (59296, 360896), (90224, 237184), (95863, 223232), (111616, 191726), (118592, 180448)]