21560733

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{50971}}^1$

素因数の和:51024

約数の個数: 12

約数和(自身を含む): 31806528

約数和(自身を除く): 10245795

約数列:

[1, 3, 9, 47, 141, 423, 50971, 152913, 458739, 2395637, 7186911, 21560733]

約数ペア:

[(1, 21560733), (3, 7186911), (9, 2395637), (47, 458739), (141, 152913), (423, 50971)]