21075928

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{56053}}^1$

素因数の和:56106

約数の個数: 16

約数和(自身を含む): 40358880

約数和(自身を除く): 19282952

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 56053, 112106, 224212, 448424, 2634491, 5268982, 10537964, 21075928]

約数ペア:

[(1, 21075928), (2, 10537964), (4, 5268982), (8, 2634491), (47, 448424), (94, 224212), (188, 112106), (376, 56053)]