21137061568

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^2\times {\mathrm{56101}}^1$

素因数の和:56178

約数の個数: 84

約数和(自身を含む): 49646679472

約数和(自身を除く): 28509617904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 841, 928, 1624, 1682, 1856, 3248, 3364, 5887, 6496, 6728, 11774, 12992, 13456, 23548, 26912, 47096, 53824, 56101, 94192, 112202, 188384, 224404, 376768, 392707, 448808, 785414, 897616, 1570828, 1626929, 1795232, 3141656, 3253858, 3590464, 6283312, 6507716, 11388503, 12566624, 13015432, 22777006, 25133248, 26030864, 45554012, 47180941, 52061728, 91108024, 94361882, 104123456, 182216048, 188723764, 330266587, 364432096, 377447528, 660533174, 728864192, 754895056, 1321066348, 1509790112, 2642132696, 3019580224, 5284265392, 10568530784, 21137061568]

約数ペア:

[(1, 21137061568), (2, 10568530784), (4, 5284265392), (7, 3019580224), (8, 2642132696), (14, 1509790112), (16, 1321066348), (28, 754895056), (29, 728864192), (32, 660533174), (56, 377447528), (58, 364432096), (64, 330266587), (112, 188723764), (116, 182216048), (203, 104123456), (224, 94361882), (232, 91108024), (406, 52061728), (448, 47180941), (464, 45554012), (812, 26030864), (841, 25133248), (928, 22777006), (1624, 13015432), (1682, 12566624), (1856, 11388503), (3248, 6507716), (3364, 6283312), (5887, 3590464), (6496, 3253858), (6728, 3141656), (11774, 1795232), (12992, 1626929), (13456, 1570828), (23548, 897616), (26912, 785414), (47096, 448808), (53824, 392707), (56101, 376768), (94192, 224404), (112202, 188384)]