21290762

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{6691}}^1$

素因数の和:6773

約数の個数: 16

約数和(自身を含む): 33567072

約数和(自身を除く): 12276310

約数列:

[1, 2, 37, 43, 74, 86, 1591, 3182, 6691, 13382, 247567, 287713, 495134, 575426, 10645381, 21290762]

約数ペア:

[(1, 21290762), (2, 10645381), (37, 575426), (43, 495134), (74, 287713), (86, 247567), (1591, 13382), (3182, 6691)]