21603478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1\times {\mathrm{941}}^1$

素因数の和:1839

約数の個数: 16

約数和(自身を含む): 34974576

約数和(自身を除く): 13371098

約数列:

[1, 2, 13, 26, 883, 941, 1766, 1882, 11479, 12233, 22958, 24466, 830903, 1661806, 10801739, 21603478]

約数ペア:

[(1, 21603478), (2, 10801739), (13, 1661806), (26, 830903), (883, 24466), (941, 22958), (1766, 12233), (1882, 11479)]