21990848

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31237}}^1$

素因数の和:31260

約数の個数: 28

約数和(自身を含む): 47606712

約数和(自身を除く): 25615864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 31237, 62474, 124948, 249896, 343607, 499792, 687214, 999584, 1374428, 1999168, 2748856, 5497712, 10995424, 21990848]

約数ペア:

[(1, 21990848), (2, 10995424), (4, 5497712), (8, 2748856), (11, 1999168), (16, 1374428), (22, 999584), (32, 687214), (44, 499792), (64, 343607), (88, 249896), (176, 124948), (352, 62474), (704, 31237)]