21461770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17737}}^1$

素因数の和:17766

約数の個数: 24

約数和(自身を含む): 42464772

約数和(自身を除く): 21003002

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17737, 35474, 88685, 177370, 195107, 390214, 975535, 1951070, 2146177, 4292354, 10730885, 21461770]

約数ペア:

[(1, 21461770), (2, 10730885), (5, 4292354), (10, 2146177), (11, 1951070), (22, 975535), (55, 390214), (110, 195107), (121, 177370), (242, 88685), (605, 35474), (1210, 17737)]