21534267

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 29272320

約数和(自身を除く): 7738053

約数列:

[1, 3, 83, 197, 249, 439, 591, 1317, 16351, 36437, 49053, 86483, 109311, 259449, 7178089, 21534267]

約数ペア:

[(1, 21534267), (3, 7178089), (83, 259449), (197, 109311), (249, 86483), (439, 49053), (591, 36437), (1317, 16351)]