21056268

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103217}}^1$

素因数の和:103241

約数の個数: 24

約数和(自身を含む): 52021872

約数和(自身を除く): 30965604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 103217, 206434, 309651, 412868, 619302, 1238604, 1754689, 3509378, 5264067, 7018756, 10528134, 21056268]

約数ペア:

[(1, 21056268), (2, 10528134), (3, 7018756), (4, 5264067), (6, 3509378), (12, 1754689), (17, 1238604), (34, 619302), (51, 412868), (68, 309651), (102, 206434), (204, 103217)]