21071703

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16073}}^1$

素因数の和:16118

約数の個数: 16

約数和(自身を含む): 30862080

約数和(自身を除く): 9790377

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 16073, 48219, 305387, 369679, 916161, 1109037, 7023901, 21071703]

約数ペア:

[(1, 21071703), (3, 7023901), (19, 1109037), (23, 916161), (57, 369679), (69, 305387), (437, 48219), (1311, 16073)]