21603344

素因数分解:

$2^4\times 7^1\times {\mathrm{192887}}^1$

素因数の和:192902

約数の個数: 20

約数和(自身を含む): 47836224

約数和(自身を除く): 26232880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 192887, 385774, 771548, 1350209, 1543096, 2700418, 3086192, 5400836, 10801672, 21603344]

約数ペア:

[(1, 21603344), (2, 10801672), (4, 5400836), (7, 3086192), (8, 2700418), (14, 1543096), (16, 1350209), (28, 771548), (56, 385774), (112, 192887)]