21583958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23929}}^1$

素因数の和:23983

約数の個数: 16

約数和(自身を含む): 36182160

約数和(自身を除く): 14598202

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23929, 47858, 263219, 526438, 981089, 1962178, 10791979, 21583958]

約数ペア:

[(1, 21583958), (2, 10791979), (11, 1962178), (22, 981089), (41, 526438), (82, 263219), (451, 47858), (902, 23929)]