21091313870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5182141}}^1$

素因数の和:5182196

約数の個数: 32

約数和(自身を含む): 42535021536

約数和(自身を除く): 21443707666

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 5182141, 10364282, 25910705, 51821410, 57003551, 114007102, 191739217, 285017755, 383478434, 570035510, 958696085, 1917392170, 2109131387, 4218262774, 10545656935, 21091313870]

約数ペア:

[(1, 21091313870), (2, 10545656935), (5, 4218262774), (10, 2109131387), (11, 1917392170), (22, 958696085), (37, 570035510), (55, 383478434), (74, 285017755), (110, 191739217), (185, 114007102), (370, 57003551), (407, 51821410), (814, 25910705), (2035, 10364282), (4070, 5182141)]