21513744

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{3049}}^1$

素因数の和:3077

約数の個数: 90

約数和(自身を含む): 70061550

約数和(自身を除く): 48547806

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3049, 3528, 6098, 7056, 9147, 12196, 18294, 21343, 24392, 27441, 36588, 42686, 48784, 54882, 64029, 73176, 85372, 109764, 128058, 146352, 149401, 170744, 192087, 219528, 256116, 298802, 341488, 384174, 439056, 448203, 512232, 597604, 768348, 896406, 1024464, 1195208, 1344609, 1536696, 1792812, 2390416, 2689218, 3073392, 3585624, 5378436, 7171248, 10756872, 21513744]

約数ペア:

[(1, 21513744), (2, 10756872), (3, 7171248), (4, 5378436), (6, 3585624), (7, 3073392), (8, 2689218), (9, 2390416), (12, 1792812), (14, 1536696), (16, 1344609), (18, 1195208), (21, 1024464), (24, 896406), (28, 768348), (36, 597604), (42, 512232), (48, 448203), (49, 439056), (56, 384174), (63, 341488), (72, 298802), (84, 256116), (98, 219528), (112, 192087), (126, 170744), (144, 149401), (147, 146352), (168, 128058), (196, 109764), (252, 85372), (294, 73176), (336, 64029), (392, 54882), (441, 48784), (504, 42686), (588, 36588), (784, 27441), (882, 24392), (1008, 21343), (1176, 18294), (1764, 12196), (2352, 9147), (3049, 7056), (3528, 6098)]