21932181

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{9127}}^1$

素因数の和:9225

約数の個数: 16

約数和(自身を含む): 32860800

約数和(自身を除く): 10928619

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 9127, 27381, 82143, 246429, 812303, 2436909, 7310727, 21932181]

約数ペア:

[(1, 21932181), (3, 7310727), (9, 2436909), (27, 812303), (89, 246429), (267, 82143), (801, 27381), (2403, 9127)]