21650277

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{883}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 31569408

約数和(自身を除く): 9919131

約数列:

[1, 3, 11, 33, 743, 883, 2229, 2649, 8173, 9713, 24519, 29139, 656069, 1968207, 7216759, 21650277]

約数ペア:

[(1, 21650277), (3, 7216759), (11, 1968207), (33, 656069), (743, 29139), (883, 24519), (2229, 9713), (2649, 8173)]