13421163

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33637}}^1$

素因数の和:33666

約数の個数: 16

約数和(自身を含む): 21528320

約数和(自身を除く): 8107157

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 33637, 100911, 235459, 639103, 706377, 1917309, 4473721, 13421163]

約数ペア:

[(1, 13421163), (3, 4473721), (7, 1917309), (19, 706377), (21, 639103), (57, 235459), (133, 100911), (399, 33637)]