21277888131

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1\times {\mathrm{250031}}^1$

素因数の和:251546

約数の個数: 16

約数和(自身を含む): 29883824640

約数和(自身を除く): 8605936509

約数列:

[1, 3, 19, 57, 1493, 4479, 28367, 85101, 250031, 750093, 4750589, 14251767, 373296283, 1119888849, 7092629377, 21277888131]

約数ペア:

[(1, 21277888131), (3, 7092629377), (19, 1119888849), (57, 373296283), (1493, 14251767), (4479, 4750589), (28367, 750093), (85101, 250031)]