2042271

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:452

約数の個数: 36

約数和(自身を含む): 3752424

約数和(自身を除く): 1710153

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 421, 441, 539, 693, 1263, 1617, 2947, 3789, 4631, 4851, 8841, 13893, 20629, 26523, 32417, 41679, 61887, 97251, 185661, 226919, 291753, 680757, 2042271]

約数ペア:

[(1, 2042271), (3, 680757), (7, 291753), (9, 226919), (11, 185661), (21, 97251), (33, 61887), (49, 41679), (63, 32417), (77, 26523), (99, 20629), (147, 13893), (231, 8841), (421, 4851), (441, 4631), (539, 3789), (693, 2947), (1263, 1617)]