21136812

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{42961}}^1$

素因数の和:43009

約数の個数: 24

約数和(自身を含む): 50523312

約数和(自身を除く): 29386500

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 42961, 85922, 128883, 171844, 257766, 515532, 1761401, 3522802, 5284203, 7045604, 10568406, 21136812]

約数ペア:

[(1, 21136812), (2, 10568406), (3, 7045604), (4, 5284203), (6, 3522802), (12, 1761401), (41, 515532), (82, 257766), (123, 171844), (164, 128883), (246, 85922), (492, 42961)]