210859719

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{213637}}^1$

素因数の和:213694

約数の個数: 16

約数和(自身を含む): 328147968

約数和(自身を除く): 117288249

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 213637, 640911, 1495459, 4486377, 10040939, 30122817, 70286573, 210859719]

約数ペア:

[(1, 210859719), (3, 70286573), (7, 30122817), (21, 10040939), (47, 4486377), (141, 1495459), (329, 640911), (987, 213637)]