21085914

素因数分解:

$2^1\times 3^1\times {\mathrm{443}}^1\times {\mathrm{7933}}^1$

素因数の和:8381

約数の個数: 16

約数和(自身を含む): 42272352

約数和(自身を除く): 21186438

約数列:

[1, 2, 3, 6, 443, 886, 1329, 2658, 7933, 15866, 23799, 47598, 3514319, 7028638, 10542957, 21085914]

約数ペア:

[(1, 21085914), (2, 10542957), (3, 7028638), (6, 3514319), (443, 47598), (886, 23799), (1329, 15866), (2658, 7933)]