21918873309

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2013307}}^1$

素因数の和:2013520

約数の個数: 16

約数和(自身を含む): 30924410880

約数和(自身を除く): 9005537571

約数列:

[1, 3, 19, 57, 191, 573, 3629, 10887, 2013307, 6039921, 38252833, 114758499, 384541637, 1153624911, 7306291103, 21918873309]

約数ペア:

[(1, 21918873309), (3, 7306291103), (19, 1153624911), (57, 384541637), (191, 114758499), (573, 38252833), (3629, 6039921), (10887, 2013307)]