21000314615

素因数分解:

$5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2281403}}^1$

素因数の和:2281678

約数の個数: 16

約数和(自身を含む): 28909951488

約数和(自身を除く): 7909636873

約数列:

[1, 5, 7, 35, 263, 1315, 1841, 9205, 2281403, 11407015, 15969821, 79849105, 600008989, 3000044945, 4200062923, 21000314615]

約数ペア:

[(1, 21000314615), (5, 4200062923), (7, 3000044945), (35, 600008989), (263, 79849105), (1315, 15969821), (1841, 11407015), (9205, 2281403)]