8541393

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21407}}^1$

素因数の和:21436

約数の個数: 16

約数和(自身を含む): 13701120

約数和(自身を除く): 5159727

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 21407, 64221, 149849, 406733, 449547, 1220199, 2847131, 8541393]

約数ペア:

[(1, 8541393), (3, 2847131), (7, 1220199), (19, 449547), (21, 406733), (57, 149849), (133, 64221), (399, 21407)]