21939302

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1307}}^1$

素因数の和:1436

約数の個数: 32

約数和(自身を含む): 41437440

約数和(自身を除く): 19498138

約数列:

[1, 2, 7, 11, 14, 22, 77, 109, 154, 218, 763, 1199, 1307, 1526, 2398, 2614, 8393, 9149, 14377, 16786, 18298, 28754, 100639, 142463, 201278, 284926, 997241, 1567093, 1994482, 3134186, 10969651, 21939302]

約数ペア:

[(1, 21939302), (2, 10969651), (7, 3134186), (11, 1994482), (14, 1567093), (22, 997241), (77, 284926), (109, 201278), (154, 142463), (218, 100639), (763, 28754), (1199, 18298), (1307, 16786), (1526, 14377), (2398, 9149), (2614, 8393)]