21541956

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33871}}^1$

素因数の和:33931

約数の個数: 24

約数和(自身を含む): 51214464

約数和(自身を除く): 29672508

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33871, 67742, 101613, 135484, 203226, 406452, 1795163, 3590326, 5385489, 7180652, 10770978, 21541956]

約数ペア:

[(1, 21541956), (2, 10770978), (3, 7180652), (4, 5385489), (6, 3590326), (12, 1795163), (53, 406452), (106, 203226), (159, 135484), (212, 101613), (318, 67742), (636, 33871)]