18447710421

素因数分解:

$3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1897327}}^1$

素因数の和:1897800

約数の個数: 16

約数和(自身を含む): 28171526144

約数和(自身を除く): 9723815723

約数列:

[1, 3, 7, 21, 463, 1389, 3241, 9723, 1897327, 5691981, 13281289, 39843867, 878462401, 2635387203, 6149236807, 18447710421]

約数ペア:

[(1, 18447710421), (3, 6149236807), (7, 2635387203), (21, 878462401), (463, 39843867), (1389, 13281289), (3241, 5691981), (9723, 1897327)]