21771123

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{16091}}^1$

素因数の和:16146

約数の個数: 16

約数和(自身を含む): 32441472

約数和(自身を除く): 10670349

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 16091, 48273, 177001, 531003, 659731, 1979193, 7257041, 21771123]

約数ペア:

[(1, 21771123), (3, 7257041), (11, 1979193), (33, 659731), (41, 531003), (123, 177001), (451, 48273), (1353, 16091)]