21197658

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{75169}}^1$

素因数の和:75221

約数の個数: 16

約数和(自身を含む): 43297920

約数和(自身を除く): 22100262

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 75169, 150338, 225507, 451014, 3532943, 7065886, 10598829, 21197658]

約数ペア:

[(1, 21197658), (2, 10598829), (3, 7065886), (6, 3532943), (47, 451014), (94, 225507), (141, 150338), (282, 75169)]