21225782

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{827}}^1$

素因数の和:1183

約数の個数: 16

約数和(自身を含む): 32758992

約数和(自身を除く): 11533210

約数列:

[1, 2, 41, 82, 313, 626, 827, 1654, 12833, 25666, 33907, 67814, 258851, 517702, 10612891, 21225782]

約数ペア:

[(1, 21225782), (2, 10612891), (41, 517702), (82, 258851), (313, 67814), (626, 33907), (827, 25666), (1654, 12833)]