21700656

素因数分解:

$2^4\times 3^3\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:471

約数の個数: 80

約数和(自身を含む): 62853120

約数和(自身を除く): 41152464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 191, 216, 263, 382, 432, 526, 573, 764, 789, 1052, 1146, 1528, 1578, 1719, 2104, 2292, 2367, 3056, 3156, 3438, 4208, 4584, 4734, 5157, 6312, 6876, 7101, 9168, 9468, 10314, 12624, 13752, 14202, 18936, 20628, 27504, 28404, 37872, 41256, 50233, 56808, 82512, 100466, 113616, 150699, 200932, 301398, 401864, 452097, 602796, 803728, 904194, 1205592, 1356291, 1808388, 2411184, 2712582, 3616776, 5425164, 7233552, 10850328, 21700656]

約数ペア:

[(1, 21700656), (2, 10850328), (3, 7233552), (4, 5425164), (6, 3616776), (8, 2712582), (9, 2411184), (12, 1808388), (16, 1356291), (18, 1205592), (24, 904194), (27, 803728), (36, 602796), (48, 452097), (54, 401864), (72, 301398), (108, 200932), (144, 150699), (191, 113616), (216, 100466), (263, 82512), (382, 56808), (432, 50233), (526, 41256), (573, 37872), (764, 28404), (789, 27504), (1052, 20628), (1146, 18936), (1528, 14202), (1578, 13752), (1719, 12624), (2104, 10314), (2292, 9468), (2367, 9168), (3056, 7101), (3156, 6876), (3438, 6312), (4208, 5157), (4584, 4734)]