21676485

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49831}}^1$

素因数の和:49868

約数の個数: 16

約数和(自身を含む): 35879040

約数和(自身を除く): 14202555

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 49831, 149493, 249155, 747465, 1445099, 4335297, 7225495, 21676485]

約数ペア:

[(1, 21676485), (3, 7225495), (5, 4335297), (15, 1445099), (29, 747465), (87, 249155), (145, 149493), (435, 49831)]