21816756864

素因数分解:

$2^7\times 3^3\times 7^2\times {\mathrm{128831}}^1$

素因数の和:128868

約数の個数: 192

約数和(自身を含む): 74902924800

約数和(自身を除く): 53086167936

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, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 576, 588, 672, 756, 784, 864, 882, 896, 1008, 1152, 1176, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2352, 2646, 2688, 3024, 3136, 3456, 3528, 4032, 4704, 5292, 6048, 6272, 7056, 8064, 9408, 10584, 12096, 14112, 18816, 21168, 24192, 28224, 42336, 56448, 84672, 128831, 169344, 257662, 386493, 515324, 772986, 901817, 1030648, 1159479, 1545972, 1803634, 2061296, 2318958, 2705451, 3091944, 3478437, 3607268, 4122592, 4637916, 5410902, 6183888, 6312719, 6956874, 7214536, 8116353, 8245184, 9275832, 10821804, 12367776, 12625438, 13913748, 14429072, 16232706, 16490368, 18551664, 18938157, 21643608, 24349059, 24735552, 25250876, 27827496, 28858144, 32465412, 37103328, 37876314, 43287216, 48698118, 49471104, 50501752, 55654992, 56814471, 57716288, 64930824, 74206656, 75752628, 86574432, 97396236, 101003504, 111309984, 113628942, 115432576, 129861648, 148413312, 151505256, 170443413, 173148864, 194792472, 202007008, 222619968, 227257884, 259723296, 303010512, 340886826, 346297728, 389584944, 404014016, 445239936, 454515768, 519446592, 606021024, 681773652, 779169888, 808028032, 909031536, 1038893184, 1212042048, 1363547304, 1558339776, 1818063072, 2424084096, 2727094608, 3116679552, 3636126144, 5454189216, 7272252288, 10908378432, 21816756864]

約数ペア:

[(1, 21816756864), (2, 10908378432), (3, 7272252288), (4, 5454189216), (6, 3636126144), (7, 3116679552), (8, 2727094608), (9, 2424084096), (12, 1818063072), (14, 1558339776), (16, 1363547304), (18, 1212042048), (21, 1038893184), (24, 909031536), (27, 808028032), (28, 779169888), (32, 681773652), (36, 606021024), (42, 519446592), (48, 454515768), (49, 445239936), (54, 404014016), (56, 389584944), (63, 346297728), (64, 340886826), (72, 303010512), (84, 259723296), (96, 227257884), (98, 222619968), (108, 202007008), (112, 194792472), (126, 173148864), (128, 170443413), (144, 151505256), (147, 148413312), (168, 129861648), (189, 115432576), (192, 113628942), (196, 111309984), (216, 101003504), (224, 97396236), (252, 86574432), (288, 75752628), (294, 74206656), (336, 64930824), (378, 57716288), (384, 56814471), (392, 55654992), (432, 50501752), (441, 49471104), (448, 48698118), (504, 43287216), (576, 37876314), (588, 37103328), (672, 32465412), (756, 28858144), (784, 27827496), (864, 25250876), (882, 24735552), (896, 24349059), (1008, 21643608), (1152, 18938157), (1176, 18551664), (1323, 16490368), (1344, 16232706), (1512, 14429072), (1568, 13913748), (1728, 12625438), (1764, 12367776), (2016, 10821804), (2352, 9275832), (2646, 8245184), (2688, 8116353), (3024, 7214536), (3136, 6956874), (3456, 6312719), (3528, 6183888), (4032, 5410902), (4704, 4637916), (5292, 4122592), (6048, 3607268), (6272, 3478437), (7056, 3091944), (8064, 2705451), (9408, 2318958), (10584, 2061296), (12096, 1803634), (14112, 1545972), (18816, 1159479), (21168, 1030648), (24192, 901817), (28224, 772986), (42336, 515324), (56448, 386493), (84672, 257662), (128831, 169344)]