21707589

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{983}}^1$

素因数の和:1436

約数の個数: 16

約数和(自身を含む): 30748032

約数和(自身を除く): 9040443

約数列:

[1, 3, 17, 51, 433, 983, 1299, 2949, 7361, 16711, 22083, 50133, 425639, 1276917, 7235863, 21707589]

約数ペア:

[(1, 21707589), (3, 7235863), (17, 1276917), (51, 425639), (433, 50133), (983, 22083), (1299, 16711), (2949, 7361)]