2021258

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1301

約数の個数: 16

約数和(自身を含む): 3268320

約数和(自身を除く): 1247062

約数列:

[1, 2, 19, 38, 43, 86, 817, 1237, 1634, 2474, 23503, 47006, 53191, 106382, 1010629, 2021258]

約数ペア:

[(1, 2021258), (2, 1010629), (19, 106382), (38, 53191), (43, 47006), (86, 23503), (817, 2474), (1237, 1634)]