21507504

素因数分解:

$2^4\times 3^1\times {\mathrm{448073}}^1$

素因数の和:448084

約数の個数: 20

約数和(自身を含む): 55561176

約数和(自身を除く): 34053672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 448073, 896146, 1344219, 1792292, 2688438, 3584584, 5376876, 7169168, 10753752, 21507504]

約数ペア:

[(1, 21507504), (2, 10753752), (3, 7169168), (4, 5376876), (6, 3584584), (8, 2688438), (12, 1792292), (16, 1344219), (24, 896146), (48, 448073)]