21260302

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89329}}^1$

素因数の和:89355

約数の個数: 16

約数和(自身を含む): 38590560

約数和(自身を除く): 17330258

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 89329, 178658, 625303, 1250606, 1518593, 3037186, 10630151, 21260302]

約数ペア:

[(1, 21260302), (2, 10630151), (7, 3037186), (14, 1518593), (17, 1250606), (34, 625303), (119, 178658), (238, 89329)]