21033076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2539}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 39116000

約数和(自身を除く): 18082924

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 2539, 4142, 5078, 8284, 10156, 48241, 96482, 192964, 276751, 553502, 1107004, 5258269, 10516538, 21033076]

約数ペア:

[(1, 21033076), (2, 10516538), (4, 5258269), (19, 1107004), (38, 553502), (76, 276751), (109, 192964), (218, 96482), (436, 48241), (2071, 10156), (2539, 8284), (4142, 5078)]