21435931

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 24583680

約数和(自身を除く): 3147749

約数列:

[1, 11, 23, 193, 253, 439, 2123, 4439, 4829, 10097, 48829, 84727, 111067, 931997, 1948721, 21435931]

約数ペア:

[(1, 21435931), (11, 1948721), (23, 931997), (193, 111067), (253, 84727), (439, 48829), (2123, 10097), (4439, 4829)]