21365004

素因数分解:

$2^2\times 3^1\times {\mathrm{443}}^1\times {\mathrm{4019}}^1$

素因数の和:4469

約数の個数: 24

約数和(自身を含む): 49976640

約数和(自身を除く): 28611636

約数列:

[1, 2, 3, 4, 6, 12, 443, 886, 1329, 1772, 2658, 4019, 5316, 8038, 12057, 16076, 24114, 48228, 1780417, 3560834, 5341251, 7121668, 10682502, 21365004]

約数ペア:

[(1, 21365004), (2, 10682502), (3, 7121668), (4, 5341251), (6, 3560834), (12, 1780417), (443, 48228), (886, 24114), (1329, 16076), (1772, 12057), (2658, 8038), (4019, 5316)]