21215062

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41927}}^1$

素因数の和:41963

約数の個数: 16

約数和(自身を含む): 36225792

約数和(自身を除く): 15010730

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41927, 83854, 461197, 922394, 964321, 1928642, 10607531, 21215062]

約数ペア:

[(1, 21215062), (2, 10607531), (11, 1928642), (22, 964321), (23, 922394), (46, 461197), (253, 83854), (506, 41927)]