21256971264

素因数分解:

$2^{10}\times 3^5\times {\mathrm{85427}}^1$

素因数の和:85462

約数の個数: 132

約数和(自身を含む): 63653086224

約数和(自身を除く): 42396114960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 384, 432, 486, 512, 576, 648, 768, 864, 972, 1024, 1152, 1296, 1536, 1728, 1944, 2304, 2592, 3072, 3456, 3888, 4608, 5184, 6912, 7776, 9216, 10368, 13824, 15552, 20736, 27648, 31104, 41472, 62208, 82944, 85427, 124416, 170854, 248832, 256281, 341708, 512562, 683416, 768843, 1025124, 1366832, 1537686, 2050248, 2306529, 2733664, 3075372, 4100496, 4613058, 5467328, 6150744, 6919587, 8200992, 9226116, 10934656, 12301488, 13839174, 16401984, 18452232, 20758761, 21869312, 24602976, 27678348, 32803968, 36904464, 41517522, 43738624, 49205952, 55356696, 65607936, 73808928, 83035044, 87477248, 98411904, 110713392, 131215872, 147617856, 166070088, 196823808, 221426784, 262431744, 295235712, 332140176, 393647616, 442853568, 590471424, 664280352, 787295232, 885707136, 1180942848, 1328560704, 1771414272, 2361885696, 2657121408, 3542828544, 5314242816, 7085657088, 10628485632, 21256971264]

約数ペア:

[(1, 21256971264), (2, 10628485632), (3, 7085657088), (4, 5314242816), (6, 3542828544), (8, 2657121408), (9, 2361885696), (12, 1771414272), (16, 1328560704), (18, 1180942848), (24, 885707136), (27, 787295232), (32, 664280352), (36, 590471424), (48, 442853568), (54, 393647616), (64, 332140176), (72, 295235712), (81, 262431744), (96, 221426784), (108, 196823808), (128, 166070088), (144, 147617856), (162, 131215872), (192, 110713392), (216, 98411904), (243, 87477248), (256, 83035044), (288, 73808928), (324, 65607936), (384, 55356696), (432, 49205952), (486, 43738624), (512, 41517522), (576, 36904464), (648, 32803968), (768, 27678348), (864, 24602976), (972, 21869312), (1024, 20758761), (1152, 18452232), (1296, 16401984), (1536, 13839174), (1728, 12301488), (1944, 10934656), (2304, 9226116), (2592, 8200992), (3072, 6919587), (3456, 6150744), (3888, 5467328), (4608, 4613058), (5184, 4100496), (6912, 3075372), (7776, 2733664), (9216, 2306529), (10368, 2050248), (13824, 1537686), (15552, 1366832), (20736, 1025124), (27648, 768843), (31104, 683416), (41472, 512562), (62208, 341708), (82944, 256281), (85427, 248832), (124416, 170854)]