21033504

素因数分解:

$2^5\times 3^2\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:582

約数の個数: 72

約数和(自身を含む): 60278400

約数和(自身を除く): 39244896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 199, 288, 367, 398, 597, 734, 796, 1101, 1194, 1468, 1592, 1791, 2202, 2388, 2936, 3184, 3303, 3582, 4404, 4776, 5872, 6368, 6606, 7164, 8808, 9552, 11744, 13212, 14328, 17616, 19104, 26424, 28656, 35232, 52848, 57312, 73033, 105696, 146066, 219099, 292132, 438198, 584264, 657297, 876396, 1168528, 1314594, 1752792, 2337056, 2629188, 3505584, 5258376, 7011168, 10516752, 21033504]

約数ペア:

[(1, 21033504), (2, 10516752), (3, 7011168), (4, 5258376), (6, 3505584), (8, 2629188), (9, 2337056), (12, 1752792), (16, 1314594), (18, 1168528), (24, 876396), (32, 657297), (36, 584264), (48, 438198), (72, 292132), (96, 219099), (144, 146066), (199, 105696), (288, 73033), (367, 57312), (398, 52848), (597, 35232), (734, 28656), (796, 26424), (1101, 19104), (1194, 17616), (1468, 14328), (1592, 13212), (1791, 11744), (2202, 9552), (2388, 8808), (2936, 7164), (3184, 6606), (3303, 6368), (3582, 5872), (4404, 4776)]