21491134

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{37441}}^1$

素因数の和:37491

約数の個数: 16

約数和(自身を含む): 37741536

約数和(自身を除く): 16250402

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 37441, 74882, 262087, 524174, 1535081, 3070162, 10745567, 21491134]

約数ペア:

[(1, 21491134), (2, 10745567), (7, 3070162), (14, 1535081), (41, 524174), (82, 262087), (287, 74882), (574, 37441)]