21802852

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 38836224

約数和(自身を除く): 17033372

約数列:

[1, 2, 4, 127, 167, 254, 257, 334, 508, 514, 668, 1028, 21209, 32639, 42418, 42919, 65278, 84836, 85838, 130556, 171676, 5450713, 10901426, 21802852]

約数ペア:

[(1, 21802852), (2, 10901426), (4, 5450713), (127, 171676), (167, 130556), (254, 85838), (257, 84836), (334, 65278), (508, 42919), (514, 42418), (668, 32639), (1028, 21209)]