21185442

素因数分解:

$2^1\times 3^3\times {\mathrm{367}}^1\times {\mathrm{1069}}^1$

素因数の和:1447

約数の個数: 32

約数和(自身を含む): 47251200

約数和(自身を除く): 26065758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 367, 734, 1069, 1101, 2138, 2202, 3207, 3303, 6414, 6606, 9621, 9909, 19242, 19818, 28863, 57726, 392323, 784646, 1176969, 2353938, 3530907, 7061814, 10592721, 21185442]

約数ペア:

[(1, 21185442), (2, 10592721), (3, 7061814), (6, 3530907), (9, 2353938), (18, 1176969), (27, 784646), (54, 392323), (367, 57726), (734, 28863), (1069, 19818), (1101, 19242), (2138, 9909), (2202, 9621), (3207, 6606), (3303, 6414)]