21091884

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{159787}}^1$

素因数の和:159805

約数の個数: 24

約数和(自身を含む): 53688768

約数和(自身を除く): 32596884

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 159787, 319574, 479361, 639148, 958722, 1757657, 1917444, 3515314, 5272971, 7030628, 10545942, 21091884]

約数ペア:

[(1, 21091884), (2, 10545942), (3, 7030628), (4, 5272971), (6, 3515314), (11, 1917444), (12, 1757657), (22, 958722), (33, 639148), (44, 479361), (66, 319574), (132, 159787)]