21843521

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9661}}^1$

素因数の和:9704

約数の個数: 16

約数和(自身を含む): 27826560

約数和(自身を除く): 5983039

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9661, 67627, 164237, 183559, 1149659, 1284913, 3120503, 21843521]

約数ペア:

[(1, 21843521), (7, 3120503), (17, 1284913), (19, 1149659), (119, 183559), (133, 164237), (323, 67627), (2261, 9661)]