21910488

素因数分解:

$2^3\times 3^1\times {\mathrm{359}}^1\times {\mathrm{2543}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 54950400

約数和(自身を除く): 33039912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 359, 718, 1077, 1436, 2154, 2543, 2872, 4308, 5086, 7629, 8616, 10172, 15258, 20344, 30516, 61032, 912937, 1825874, 2738811, 3651748, 5477622, 7303496, 10955244, 21910488]

約数ペア:

[(1, 21910488), (2, 10955244), (3, 7303496), (4, 5477622), (6, 3651748), (8, 2738811), (12, 1825874), (24, 912937), (359, 61032), (718, 30516), (1077, 20344), (1436, 15258), (2154, 10172), (2543, 8616), (2872, 7629), (4308, 5086)]