21937338

素因数分解:

$2^1\times 3^3\times {\mathrm{406247}}^1$

素因数の和:406258

約数の個数: 16

約数和(自身を含む): 48749760

約数和(自身を除く): 26812422

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 406247, 812494, 1218741, 2437482, 3656223, 7312446, 10968669, 21937338]

約数ペア:

[(1, 21937338), (2, 10968669), (3, 7312446), (6, 3656223), (9, 2437482), (18, 1218741), (27, 812494), (54, 406247)]