21660128

素因数分解:

$2^5\times 7^1\times {\mathrm{96697}}^1$

素因数の和:96714

約数の個数: 24

約数和(自身を含む): 48735792

約数和(自身を除く): 27075664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 96697, 193394, 386788, 676879, 773576, 1353758, 1547152, 2707516, 3094304, 5415032, 10830064, 21660128]

約数ペア:

[(1, 21660128), (2, 10830064), (4, 5415032), (7, 3094304), (8, 2707516), (14, 1547152), (16, 1353758), (28, 773576), (32, 676879), (56, 386788), (112, 193394), (224, 96697)]