21287244

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{161267}}^1$

素因数の和:161285

約数の個数: 24

約数和(自身を含む): 54186048

約数和(自身を除く): 32898804

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 161267, 322534, 483801, 645068, 967602, 1773937, 1935204, 3547874, 5321811, 7095748, 10643622, 21287244]

約数ペア:

[(1, 21287244), (2, 10643622), (3, 7095748), (4, 5321811), (6, 3547874), (11, 1935204), (12, 1773937), (22, 967602), (33, 645068), (44, 483801), (66, 322534), (132, 161267)]