21725422

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4597}}^1$

素因数の和:4755

約数の個数: 16

約数和(自身を含む): 34760880

約数和(自身を除く): 13035458

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4597, 4726, 9194, 78149, 156298, 638983, 1277966, 10862711, 21725422]

約数ペア:

[(1, 21725422), (2, 10862711), (17, 1277966), (34, 638983), (139, 156298), (278, 78149), (2363, 9194), (4597, 4726)]