21699552

素因数分解:

$2^5\times 3^1\times 7^3\times {\mathrm{659}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 66528000

約数和(自身を除く): 44828448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 343, 392, 588, 659, 672, 686, 784, 1029, 1176, 1318, 1372, 1568, 1977, 2058, 2352, 2636, 2744, 3954, 4116, 4613, 4704, 5272, 5488, 7908, 8232, 9226, 10544, 10976, 13839, 15816, 16464, 18452, 21088, 27678, 31632, 32291, 32928, 36904, 55356, 63264, 64582, 73808, 96873, 110712, 129164, 147616, 193746, 221424, 226037, 258328, 387492, 442848, 452074, 516656, 678111, 774984, 904148, 1033312, 1356222, 1549968, 1808296, 2712444, 3099936, 3616592, 5424888, 7233184, 10849776, 21699552]

約数ペア:

[(1, 21699552), (2, 10849776), (3, 7233184), (4, 5424888), (6, 3616592), (7, 3099936), (8, 2712444), (12, 1808296), (14, 1549968), (16, 1356222), (21, 1033312), (24, 904148), (28, 774984), (32, 678111), (42, 516656), (48, 452074), (49, 442848), (56, 387492), (84, 258328), (96, 226037), (98, 221424), (112, 193746), (147, 147616), (168, 129164), (196, 110712), (224, 96873), (294, 73808), (336, 64582), (343, 63264), (392, 55356), (588, 36904), (659, 32928), (672, 32291), (686, 31632), (784, 27678), (1029, 21088), (1176, 18452), (1318, 16464), (1372, 15816), (1568, 13839), (1977, 10976), (2058, 10544), (2352, 9226), (2636, 8232), (2744, 7908), (3954, 5488), (4116, 5272), (4613, 4704)]