21909363

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{45361}}^1$

素因数の和:45394

約数の個数: 16

約数和(自身を含む): 34838016

約数和(自身を除く): 12928653

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 45361, 136083, 317527, 952581, 1043303, 3129909, 7303121, 21909363]

約数ペア:

[(1, 21909363), (3, 7303121), (7, 3129909), (21, 1043303), (23, 952581), (69, 317527), (161, 136083), (483, 45361)]