21292974

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{25169}}^1$

素因数の和:25224

約数の個数: 24

約数和(自身を含む): 47118240

約数和(自身を除く): 25825266

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 25169, 50338, 75507, 151014, 226521, 453042, 1182943, 2365886, 3548829, 7097658, 10646487, 21292974]

約数ペア:

[(1, 21292974), (2, 10646487), (3, 7097658), (6, 3548829), (9, 2365886), (18, 1182943), (47, 453042), (94, 226521), (141, 151014), (282, 75507), (423, 50338), (846, 25169)]