21596783

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1237}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 24958080

約数和(自身を除く): 3361297

約数列:

[1, 13, 17, 79, 221, 1027, 1237, 1343, 16081, 17459, 21029, 97723, 273377, 1270399, 1661291, 21596783]

約数ペア:

[(1, 21596783), (13, 1661291), (17, 1270399), (79, 273377), (221, 97723), (1027, 21029), (1237, 17459), (1343, 16081)]