21683103

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1811}}^1$

素因数の和:2134

約数の個数: 16

約数和(自身を含む): 31253376

約数和(自身を除く): 9570273

約数列:

[1, 3, 13, 39, 307, 921, 1811, 3991, 5433, 11973, 23543, 70629, 555977, 1667931, 7227701, 21683103]

約数ペア:

[(1, 21683103), (3, 7227701), (13, 1667931), (39, 555977), (307, 70629), (921, 23543), (1811, 11973), (3991, 5433)]