22157110

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{10501}}^1$

素因数の和:10719

約数の個数: 16

約数和(自身を含む): 40075632

約数和(自身を除く): 17918522

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 10501, 21002, 52505, 105010, 2215711, 4431422, 11078555, 22157110]

約数ペア:

[(1, 22157110), (2, 11078555), (5, 4431422), (10, 2215711), (211, 105010), (422, 52505), (1055, 21002), (2110, 10501)]