21143826

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{106787}}^1$

素因数の和:106806

約数の個数: 24

約数和(自身を含む): 49976784

約数和(自身を除く): 28832958

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 106787, 213574, 320361, 640722, 961083, 1174657, 1922166, 2349314, 3523971, 7047942, 10571913, 21143826]

約数ペア:

[(1, 21143826), (2, 10571913), (3, 7047942), (6, 3523971), (9, 2349314), (11, 1922166), (18, 1174657), (22, 961083), (33, 640722), (66, 320361), (99, 213574), (198, 106787)]