21597532

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{44623}}^1$

素因数の和:44649

約数の個数: 18

約数和(自身を含む): 41544944

約数和(自身を除く): 19947412

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 44623, 89246, 178492, 490853, 981706, 1963412, 5399383, 10798766, 21597532]

約数ペア:

[(1, 21597532), (2, 10798766), (4, 5399383), (11, 1963412), (22, 981706), (44, 490853), (121, 178492), (242, 89246), (484, 44623)]