21039324

素因数分解:

$2^2\times 3^1\times {\mathrm{307}}^1\times {\mathrm{5711}}^1$

素因数の和:6025

約数の個数: 24

約数和(自身を含む): 49260288

約数和(自身を除く): 28220964

約数列:

[1, 2, 3, 4, 6, 12, 307, 614, 921, 1228, 1842, 3684, 5711, 11422, 17133, 22844, 34266, 68532, 1753277, 3506554, 5259831, 7013108, 10519662, 21039324]

約数ペア:

[(1, 21039324), (2, 10519662), (3, 7013108), (4, 5259831), (6, 3506554), (12, 1753277), (307, 68532), (614, 34266), (921, 22844), (1228, 17133), (1842, 11422), (3684, 5711)]