21817852

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41011}}^1$

素因数の和:41041

約数の個数: 24

約数和(自身を含む): 45933440

約数和(自身を除く): 24115588

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 41011, 82022, 164044, 287077, 574154, 779209, 1148308, 1558418, 3116836, 5454463, 10908926, 21817852]

約数ペア:

[(1, 21817852), (2, 10908926), (4, 5454463), (7, 3116836), (14, 1558418), (19, 1148308), (28, 779209), (38, 574154), (76, 287077), (133, 164044), (266, 82022), (532, 41011)]