21961492

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41281}}^1$

素因数の和:41311

約数の個数: 24

約数和(自身を含む): 46235840

約数和(自身を除く): 24274348

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 41281, 82562, 165124, 288967, 577934, 784339, 1155868, 1568678, 3137356, 5490373, 10980746, 21961492]

約数ペア:

[(1, 21961492), (2, 10980746), (4, 5490373), (7, 3137356), (14, 1568678), (19, 1155868), (28, 784339), (38, 577934), (76, 288967), (133, 165124), (266, 82562), (532, 41281)]