21305243344

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{751879}}^1$

素因数の和:751928

約数の個数: 80

約数和(自身を含む): 53702277120

約数和(自身を除く): 32397033776

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 77, 88, 92, 112, 154, 161, 176, 184, 253, 308, 322, 368, 506, 616, 644, 1012, 1232, 1288, 1771, 2024, 2576, 3542, 4048, 7084, 14168, 28336, 751879, 1503758, 3007516, 5263153, 6015032, 8270669, 10526306, 12030064, 16541338, 17293217, 21052612, 33082676, 34586434, 42105224, 57894683, 66165352, 69172868, 84210448, 115789366, 121052519, 132330704, 138345736, 190225387, 231578732, 242105038, 276691472, 380450774, 463157464, 484210076, 760901548, 926314928, 968420152, 1331577709, 1521803096, 1936840304, 2663155418, 3043606192, 5326310836, 10652621672, 21305243344]

約数ペア:

[(1, 21305243344), (2, 10652621672), (4, 5326310836), (7, 3043606192), (8, 2663155418), (11, 1936840304), (14, 1521803096), (16, 1331577709), (22, 968420152), (23, 926314928), (28, 760901548), (44, 484210076), (46, 463157464), (56, 380450774), (77, 276691472), (88, 242105038), (92, 231578732), (112, 190225387), (154, 138345736), (161, 132330704), (176, 121052519), (184, 115789366), (253, 84210448), (308, 69172868), (322, 66165352), (368, 57894683), (506, 42105224), (616, 34586434), (644, 33082676), (1012, 21052612), (1232, 17293217), (1288, 16541338), (1771, 12030064), (2024, 10526306), (2576, 8270669), (3542, 6015032), (4048, 5263153), (7084, 3007516), (14168, 1503758), (28336, 751879)]