21037856

素因数分解:

$2^5\times 7^2\times {\mathrm{13417}}^1$

素因数の和:13441

約数の個数: 36

約数和(自身を含む): 48184038

約数和(自身を除く): 27146182

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13417, 26834, 53668, 93919, 107336, 187838, 214672, 375676, 429344, 657433, 751352, 1314866, 1502704, 2629732, 3005408, 5259464, 10518928, 21037856]

約数ペア:

[(1, 21037856), (2, 10518928), (4, 5259464), (7, 3005408), (8, 2629732), (14, 1502704), (16, 1314866), (28, 751352), (32, 657433), (49, 429344), (56, 375676), (98, 214672), (112, 187838), (196, 107336), (224, 93919), (392, 53668), (784, 26834), (1568, 13417)]