21808124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22073}}^1$

素因数の和:22109

約数の個数: 24

約数和(自身を含む): 43265040

約数和(自身を除く): 21456916

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 22073, 44146, 88292, 286949, 419387, 573898, 838774, 1147796, 1677548, 5452031, 10904062, 21808124]

約数ペア:

[(1, 21808124), (2, 10904062), (4, 5452031), (13, 1677548), (19, 1147796), (26, 838774), (38, 573898), (52, 419387), (76, 286949), (247, 88292), (494, 44146), (988, 22073)]