21353983343

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{903337}}^1$

素因数の和:903662

約数の個数: 16

約数和(自身を含む): 26709897984

約数和(自身を除く): 5355914641

約数列:

[1, 7, 11, 77, 307, 2149, 3377, 23639, 903337, 6323359, 9936707, 69556949, 277324459, 1941271213, 3050569049, 21353983343]

約数ペア:

[(1, 21353983343), (7, 3050569049), (11, 1941271213), (77, 277324459), (307, 69556949), (2149, 9936707), (3377, 6323359), (23639, 903337)]