42057393

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{105407}}^1$

素因数の和:105436

約数の個数: 16

約数和(自身を含む): 67461120

約数和(自身を除く): 25403727

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 105407, 316221, 737849, 2002733, 2213547, 6008199, 14019131, 42057393]

約数ペア:

[(1, 42057393), (3, 14019131), (7, 6008199), (19, 2213547), (21, 2002733), (57, 737849), (133, 316221), (399, 105407)]