21004848

素因数分解:

$2^4\times 3^2\times {\mathrm{199}}^1\times {\mathrm{733}}^1$

素因数の和:946

約数の個数: 60

約数和(自身を含む): 59160400

約数和(自身を除く): 38155552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 199, 398, 597, 733, 796, 1194, 1466, 1592, 1791, 2199, 2388, 2932, 3184, 3582, 4398, 4776, 5864, 6597, 7164, 8796, 9552, 11728, 13194, 14328, 17592, 26388, 28656, 35184, 52776, 105552, 145867, 291734, 437601, 583468, 875202, 1166936, 1312803, 1750404, 2333872, 2625606, 3500808, 5251212, 7001616, 10502424, 21004848]

約数ペア:

[(1, 21004848), (2, 10502424), (3, 7001616), (4, 5251212), (6, 3500808), (8, 2625606), (9, 2333872), (12, 1750404), (16, 1312803), (18, 1166936), (24, 875202), (36, 583468), (48, 437601), (72, 291734), (144, 145867), (199, 105552), (398, 52776), (597, 35184), (733, 28656), (796, 26388), (1194, 17592), (1466, 14328), (1592, 13194), (1791, 11728), (2199, 9552), (2388, 8796), (2932, 7164), (3184, 6597), (3582, 5864), (4398, 4776)]