21850149

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1583}}^1$

素因数の和:1736

約数の個数: 16

約数和(自身を含む): 30108672

約数和(自身を除く): 8258523

約数列:

[1, 3, 43, 107, 129, 321, 1583, 4601, 4749, 13803, 68069, 169381, 204207, 508143, 7283383, 21850149]

約数ペア:

[(1, 21850149), (3, 7283383), (43, 508143), (107, 204207), (129, 169381), (321, 68069), (1583, 13803), (4601, 4749)]