21038224

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45341}}^1$

素因数の和:45378

約数の個数: 20

約数和(自身を含む): 42168060

約数和(自身を除く): 21129836

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45341, 90682, 181364, 362728, 725456, 1314889, 2629778, 5259556, 10519112, 21038224]

約数ペア:

[(1, 21038224), (2, 10519112), (4, 5259556), (8, 2629778), (16, 1314889), (29, 725456), (58, 362728), (116, 181364), (232, 90682), (464, 45341)]