21258776

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34511}}^1$

素因数の和:34535

約数の個数: 32

約数和(自身を含む): 49697280

約数和(自身を除く): 28438504

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34511, 69022, 138044, 241577, 276088, 379621, 483154, 759242, 966308, 1518484, 1932616, 2657347, 3036968, 5314694, 10629388, 21258776]

約数ペア:

[(1, 21258776), (2, 10629388), (4, 5314694), (7, 3036968), (8, 2657347), (11, 1932616), (14, 1518484), (22, 966308), (28, 759242), (44, 483154), (56, 379621), (77, 276088), (88, 241577), (154, 138044), (308, 69022), (616, 34511)]