21683409

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{9001}}^1$

素因数の和:9088

約数の個数: 16

約数和(自身を含む): 31975104

約数和(自身を除く): 10291695

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 9001, 27003, 99011, 297033, 657073, 1971219, 7227803, 21683409]

約数ペア:

[(1, 21683409), (3, 7227803), (11, 1971219), (33, 657073), (73, 297033), (219, 99011), (803, 27003), (2409, 9001)]