21308484

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{37781}}^1$

素因数の和:37835

約数の個数: 24

約数和(自身を含む): 50779008

約数和(自身を除く): 29470524

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 37781, 75562, 113343, 151124, 226686, 453372, 1775707, 3551414, 5327121, 7102828, 10654242, 21308484]

約数ペア:

[(1, 21308484), (2, 10654242), (3, 7102828), (4, 5327121), (6, 3551414), (12, 1775707), (47, 453372), (94, 226686), (141, 151124), (188, 113343), (282, 75562), (564, 37781)]