21002042886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7400297}}^1$

素因数の和:7400356

約数の個数: 32

約数和(自身を含む): 46888288128

約数和(自身を除く): 25886245242

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 7400297, 14800594, 22200891, 44401782, 81403267, 162806534, 244209801, 318212771, 488419602, 636425542, 954638313, 1909276626, 3500340481, 7000680962, 10501021443, 21002042886]

約数ペア:

[(1, 21002042886), (2, 10501021443), (3, 7000680962), (6, 3500340481), (11, 1909276626), (22, 954638313), (33, 636425542), (43, 488419602), (66, 318212771), (86, 244209801), (129, 162806534), (258, 81403267), (473, 44401782), (946, 22200891), (1419, 14800594), (2838, 7400297)]