21231312

素因数分解:

$2^4\times 3^1\times {\mathrm{442319}}^1$

素因数の和:442330

約数の個数: 20

約数和(自身を含む): 54847680

約数和(自身を除く): 33616368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442319, 884638, 1326957, 1769276, 2653914, 3538552, 5307828, 7077104, 10615656, 21231312]

約数ペア:

[(1, 21231312), (2, 10615656), (3, 7077104), (4, 5307828), (6, 3538552), (8, 2653914), (12, 1769276), (16, 1326957), (24, 884638), (48, 442319)]