2178712893

素因数分解:

$3^1\times 7^1\times {\mathrm{5387}}^1\times {\mathrm{19259}}^1$

素因数の和:24656

約数の個数: 16

約数和(自身を含む): 3320732160

約数和(自身を除く): 1142019267

約数列:

[1, 3, 7, 21, 5387, 16161, 19259, 37709, 57777, 113127, 134813, 404439, 103748233, 311244699, 726237631, 2178712893]

約数ペア:

[(1, 2178712893), (3, 726237631), (7, 311244699), (21, 103748233), (5387, 404439), (16161, 134813), (19259, 113127), (37709, 57777)]