21841467

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{907}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 30508800

約数和(自身を除く): 8667333

約数列:

[1, 3, 23, 69, 349, 907, 1047, 2721, 8027, 20861, 24081, 62583, 316543, 949629, 7280489, 21841467]

約数ペア:

[(1, 21841467), (3, 7280489), (23, 949629), (69, 316543), (349, 62583), (907, 24081), (1047, 20861), (2721, 8027)]