21963568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124793}}^1$

素因数の和:124812

約数の個数: 20

約数和(自身を含む): 46423368

約数和(自身を除く): 24459800

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124793, 249586, 499172, 998344, 1372723, 1996688, 2745446, 5490892, 10981784, 21963568]

約数ペア:

[(1, 21963568), (2, 10981784), (4, 5490892), (8, 2745446), (11, 1996688), (16, 1372723), (22, 998344), (44, 499172), (88, 249586), (176, 124793)]