2021053731

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{237967}}^1$

素因数の和:238138

約数の個数: 16

約数和(自身を含む): 2855616000

約数和(自身を除く): 834562269

約数列:

[1, 3, 19, 57, 149, 447, 2831, 8493, 237967, 713901, 4521373, 13564119, 35457083, 106371249, 673684577, 2021053731]

約数ペア:

[(1, 2021053731), (3, 673684577), (19, 106371249), (57, 35457083), (149, 13564119), (447, 4521373), (2831, 713901), (8493, 237967)]