21449968265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{35454493}}^1$

素因数の和:35454520

約数の個数: 12

約数和(自身を含む): 28292686212

約数和(自身を除く): 6842717947

約数列:

[1, 5, 11, 55, 121, 605, 35454493, 177272465, 389999423, 1949997115, 4289993653, 21449968265]

約数ペア:

[(1, 21449968265), (5, 4289993653), (11, 1949997115), (55, 389999423), (121, 177272465), (605, 35454493)]