21437112949

素因数分解:

$7^2\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{29297}}^1$

素因数の和:29557

約数の個数: 24

約数和(自身を含む): 25350387480

約数和(自身を除く): 3913274531

約数列:

[1, 7, 49, 109, 137, 763, 959, 5341, 6713, 14933, 29297, 104531, 205079, 731717, 1435553, 3193373, 4013689, 22353611, 28095823, 156475277, 196670761, 437492101, 3062444707, 21437112949]

約数ペア:

[(1, 21437112949), (7, 3062444707), (49, 437492101), (109, 196670761), (137, 156475277), (763, 28095823), (959, 22353611), (5341, 4013689), (6713, 3193373), (14933, 1435553), (29297, 731717), (104531, 205079)]