21088214

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79279}}^1$

素因数の和:79307

約数の個数: 16

約数和(自身を含む): 38054400

約数和(自身を除く): 16966186

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 79279, 158558, 554953, 1109906, 1506301, 3012602, 10544107, 21088214]

約数ペア:

[(1, 21088214), (2, 10544107), (7, 3012602), (14, 1506301), (19, 1109906), (38, 554953), (133, 158558), (266, 79279)]