51391326

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1223603}}^1$

素因数の和:1223615

約数の個数: 16

約数和(自身を含む): 117465984

約数和(自身を除く): 66074658

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1223603, 2447206, 3670809, 7341618, 8565221, 17130442, 25695663, 51391326]

約数ペア:

[(1, 51391326), (2, 25695663), (3, 17130442), (6, 8565221), (7, 7341618), (14, 3670809), (21, 2447206), (42, 1223603)]