21127876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68597}}^1$

素因数の和:68619

約数の個数: 24

約数和(自身を含む): 46097856

約数和(自身を除く): 24969980

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 68597, 137194, 274388, 480179, 754567, 960358, 1509134, 1920716, 3018268, 5281969, 10563938, 21127876]

約数ペア:

[(1, 21127876), (2, 10563938), (4, 5281969), (7, 3018268), (11, 1920716), (14, 1509134), (22, 960358), (28, 754567), (44, 480179), (77, 274388), (154, 137194), (308, 68597)]