21438074

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{10141}}^1$

素因数の和:10301

約数の個数: 16

約数和(自身を含む): 36998016

約数和(自身を除く): 15559942

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 10141, 20282, 70987, 141974, 1531291, 3062582, 10719037, 21438074]

約数ペア:

[(1, 21438074), (2, 10719037), (7, 3062582), (14, 1531291), (151, 141974), (302, 70987), (1057, 20282), (2114, 10141)]