21798824

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{2789}}^1$

素因数の和:3772

約数の個数: 16

約数和(自身を含む): 40929300

約数和(自身を除く): 19130476

約数列:

[1, 2, 4, 8, 977, 1954, 2789, 3908, 5578, 7816, 11156, 22312, 2724853, 5449706, 10899412, 21798824]

約数ペア:

[(1, 21798824), (2, 10899412), (4, 5449706), (8, 2724853), (977, 22312), (1954, 11156), (2789, 7816), (3908, 5578)]