21760704

素因数分解:

$2^6\times 3^3\times 7^2\times {\mathrm{257}}^1$

素因数の和:292

約数の個数: 168

約数和(自身を含む): 74706480

約数和(自身を除く): 52945776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 192, 196, 216, 224, 252, 257, 288, 294, 336, 378, 392, 432, 441, 448, 504, 514, 576, 588, 672, 756, 771, 784, 864, 882, 1008, 1028, 1176, 1323, 1344, 1512, 1542, 1568, 1728, 1764, 1799, 2016, 2056, 2313, 2352, 2646, 3024, 3084, 3136, 3528, 3598, 4032, 4112, 4626, 4704, 5292, 5397, 6048, 6168, 6939, 7056, 7196, 8224, 9252, 9408, 10584, 10794, 12096, 12336, 12593, 13878, 14112, 14392, 16191, 16448, 18504, 21168, 21588, 24672, 25186, 27756, 28224, 28784, 32382, 37008, 37779, 42336, 43176, 48573, 49344, 50372, 55512, 57568, 64764, 74016, 75558, 84672, 86352, 97146, 100744, 111024, 113337, 115136, 129528, 148032, 151116, 172704, 194292, 201488, 222048, 226674, 259056, 302232, 340011, 345408, 388584, 402976, 444096, 453348, 518112, 604464, 680022, 777168, 805952, 906696, 1036224, 1208928, 1360044, 1554336, 1813392, 2417856, 2720088, 3108672, 3626784, 5440176, 7253568, 10880352, 21760704]

約数ペア:

[(1, 21760704), (2, 10880352), (3, 7253568), (4, 5440176), (6, 3626784), (7, 3108672), (8, 2720088), (9, 2417856), (12, 1813392), (14, 1554336), (16, 1360044), (18, 1208928), (21, 1036224), (24, 906696), (27, 805952), (28, 777168), (32, 680022), (36, 604464), (42, 518112), (48, 453348), (49, 444096), (54, 402976), (56, 388584), (63, 345408), (64, 340011), (72, 302232), (84, 259056), (96, 226674), (98, 222048), (108, 201488), (112, 194292), (126, 172704), (144, 151116), (147, 148032), (168, 129528), (189, 115136), (192, 113337), (196, 111024), (216, 100744), (224, 97146), (252, 86352), (257, 84672), (288, 75558), (294, 74016), (336, 64764), (378, 57568), (392, 55512), (432, 50372), (441, 49344), (448, 48573), (504, 43176), (514, 42336), (576, 37779), (588, 37008), (672, 32382), (756, 28784), (771, 28224), (784, 27756), (864, 25186), (882, 24672), (1008, 21588), (1028, 21168), (1176, 18504), (1323, 16448), (1344, 16191), (1512, 14392), (1542, 14112), (1568, 13878), (1728, 12593), (1764, 12336), (1799, 12096), (2016, 10794), (2056, 10584), (2313, 9408), (2352, 9252), (2646, 8224), (3024, 7196), (3084, 7056), (3136, 6939), (3528, 6168), (3598, 6048), (4032, 5397), (4112, 5292), (4626, 4704)]