1643670021

素因数分解:

$3^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{115613}}^1$

素因数の和:116300

約数の個数: 16

約数和(自身を含む): 2508361344

約数和(自身を除く): 864691323

約数列:

[1, 3, 7, 21, 677, 2031, 4739, 14217, 115613, 346839, 809291, 2427873, 78270001, 234810003, 547890007, 1643670021]

約数ペア:

[(1, 1643670021), (3, 547890007), (7, 234810003), (21, 78270001), (677, 2427873), (2031, 809291), (4739, 346839), (14217, 115613)]