2021723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 16

約数和(自身を含む): 2356992

約数和(自身を除く): 335269

約数列:

[1, 11, 23, 61, 131, 253, 671, 1403, 1441, 3013, 7991, 15433, 33143, 87901, 183793, 2021723]

約数ペア:

[(1, 2021723), (11, 183793), (23, 87901), (61, 33143), (131, 15433), (253, 7991), (671, 3013), (1403, 1441)]