21036705536

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1067203}}^1$

素因数の和:1067237

約数の個数: 72

約数和(自身を含む): 52352759424

約数和(自身を除く): 31316053888

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4928, 9856, 19712, 1067203, 2134406, 4268812, 7470421, 8537624, 11739233, 14940842, 17075248, 23478466, 29881684, 34150496, 46956932, 59763368, 68300992, 82174631, 93913864, 119526736, 136601984, 164349262, 187827728, 239053472, 273203968, 328698524, 375655456, 478106944, 657397048, 751310912, 956213888, 1314794096, 1502621824, 1912427776, 2629588192, 3005243648, 5259176384, 10518352768, 21036705536]

約数ペア:

[(1, 21036705536), (2, 10518352768), (4, 5259176384), (7, 3005243648), (8, 2629588192), (11, 1912427776), (14, 1502621824), (16, 1314794096), (22, 956213888), (28, 751310912), (32, 657397048), (44, 478106944), (56, 375655456), (64, 328698524), (77, 273203968), (88, 239053472), (112, 187827728), (128, 164349262), (154, 136601984), (176, 119526736), (224, 93913864), (256, 82174631), (308, 68300992), (352, 59763368), (448, 46956932), (616, 34150496), (704, 29881684), (896, 23478466), (1232, 17075248), (1408, 14940842), (1792, 11739233), (2464, 8537624), (2816, 7470421), (4928, 4268812), (9856, 2134406), (19712, 1067203)]