21283194

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{82493}}^1$

素因数の和:82541

約数の個数: 16

約数和(自身を含む): 43556832

約数和(自身を除く): 22273638

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 82493, 164986, 247479, 494958, 3547199, 7094398, 10641597, 21283194]

約数ペア:

[(1, 21283194), (2, 10641597), (3, 7094398), (6, 3547199), (43, 494958), (86, 247479), (129, 164986), (258, 82493)]