21208992

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:910

約数の個数: 96

約数和(自身を含む): 65423232

約数和(自身を除く): 44214240

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 111, 112, 148, 168, 222, 224, 259, 296, 336, 444, 518, 592, 672, 777, 853, 888, 1036, 1184, 1554, 1706, 1776, 2072, 2559, 3108, 3412, 3552, 4144, 5118, 5971, 6216, 6824, 8288, 10236, 11942, 12432, 13648, 17913, 20472, 23884, 24864, 27296, 31561, 35826, 40944, 47768, 63122, 71652, 81888, 94683, 95536, 126244, 143304, 189366, 191072, 220927, 252488, 286608, 378732, 441854, 504976, 573216, 662781, 757464, 883708, 1009952, 1325562, 1514928, 1767416, 2651124, 3029856, 3534832, 5302248, 7069664, 10604496, 21208992]

約数ペア:

[(1, 21208992), (2, 10604496), (3, 7069664), (4, 5302248), (6, 3534832), (7, 3029856), (8, 2651124), (12, 1767416), (14, 1514928), (16, 1325562), (21, 1009952), (24, 883708), (28, 757464), (32, 662781), (37, 573216), (42, 504976), (48, 441854), (56, 378732), (74, 286608), (84, 252488), (96, 220927), (111, 191072), (112, 189366), (148, 143304), (168, 126244), (222, 95536), (224, 94683), (259, 81888), (296, 71652), (336, 63122), (444, 47768), (518, 40944), (592, 35826), (672, 31561), (777, 27296), (853, 24864), (888, 23884), (1036, 20472), (1184, 17913), (1554, 13648), (1706, 12432), (1776, 11942), (2072, 10236), (2559, 8288), (3108, 6824), (3412, 6216), (3552, 5971), (4144, 5118)]