21830499

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 34560000

約数和(自身を除く): 12729501

約数列:

[1, 3, 9, 17, 27, 51, 153, 199, 239, 459, 597, 717, 1791, 2151, 3383, 4063, 5373, 6453, 10149, 12189, 30447, 36567, 47561, 91341, 109701, 142683, 428049, 808537, 1284147, 2425611, 7276833, 21830499]

約数ペア:

[(1, 21830499), (3, 7276833), (9, 2425611), (17, 1284147), (27, 808537), (51, 428049), (153, 142683), (199, 109701), (239, 91341), (459, 47561), (597, 36567), (717, 30447), (1791, 12189), (2151, 10149), (3383, 6453), (4063, 5373)]