21095102

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20641}}^1$

素因数の和:20723

約数の個数: 16

約数和(自身を含む): 36660192

約数和(自身を除く): 15565090

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 20641, 41282, 144487, 288974, 1506793, 3013586, 10547551, 21095102]

約数ペア:

[(1, 21095102), (2, 10547551), (7, 3013586), (14, 1506793), (73, 288974), (146, 144487), (511, 41282), (1022, 20641)]