22521981

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2576

約数の個数: 16

約数和(自身を含む): 31173120

約数和(自身を除く): 8651139

約数列:

[1, 3, 43, 71, 129, 213, 2459, 3053, 7377, 9159, 105737, 174589, 317211, 523767, 7507327, 22521981]

約数ペア:

[(1, 22521981), (3, 7507327), (43, 523767), (71, 317211), (129, 174589), (213, 105737), (2459, 9159), (3053, 7377)]