21108986460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5098789}}^1$

素因数の和:5098827

約数の個数: 72

約数和(自身を含む): 66814544160

約数和(自身を除く): 45705557700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 5098789, 10197578, 15296367, 20395156, 25493945, 30592734, 45889101, 50987890, 61185468, 76481835, 91778202, 101975780, 117272147, 152963670, 183556404, 229445505, 234544294, 305927340, 351816441, 458891010, 469088588, 586360735, 703632882, 917782020, 1055449323, 1172721470, 1407265764, 1759082205, 2110898646, 2345442940, 3518164410, 4221797292, 5277246615, 7036328820, 10554493230, 21108986460]

約数ペア:

[(1, 21108986460), (2, 10554493230), (3, 7036328820), (4, 5277246615), (5, 4221797292), (6, 3518164410), (9, 2345442940), (10, 2110898646), (12, 1759082205), (15, 1407265764), (18, 1172721470), (20, 1055449323), (23, 917782020), (30, 703632882), (36, 586360735), (45, 469088588), (46, 458891010), (60, 351816441), (69, 305927340), (90, 234544294), (92, 229445505), (115, 183556404), (138, 152963670), (180, 117272147), (207, 101975780), (230, 91778202), (276, 76481835), (345, 61185468), (414, 50987890), (460, 45889101), (690, 30592734), (828, 25493945), (1035, 20395156), (1380, 15296367), (2070, 10197578), (4140, 5098789)]