21909356

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41183}}^1$

素因数の和:41213

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 24216724

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 41183, 82366, 164732, 288281, 576562, 782477, 1153124, 1564954, 3129908, 5477339, 10954678, 21909356]

約数ペア:

[(1, 21909356), (2, 10954678), (4, 5477339), (7, 3129908), (14, 1564954), (19, 1153124), (28, 782477), (38, 576562), (76, 288281), (133, 164732), (266, 82366), (532, 41183)]