21012354

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{106123}}^1$

素因数の和:106142

約数の個数: 24

約数和(自身を含む): 49666032

約数和(自身を除く): 28653678

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 106123, 212246, 318369, 636738, 955107, 1167353, 1910214, 2334706, 3502059, 7004118, 10506177, 21012354]

約数ペア:

[(1, 21012354), (2, 10506177), (3, 7004118), (6, 3502059), (9, 2334706), (11, 1910214), (18, 1167353), (22, 955107), (33, 636738), (66, 318369), (99, 212246), (198, 106123)]