21149194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23447}}^1$

素因数の和:23501

約数の個数: 16

約数和(自身を含む): 35453376

約数和(自身を除く): 14304182

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23447, 46894, 257917, 515834, 961327, 1922654, 10574597, 21149194]

約数ペア:

[(1, 21149194), (2, 10574597), (11, 1922654), (22, 961327), (41, 515834), (82, 257917), (451, 46894), (902, 23447)]