21322994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{138461}}^1$

素因数の和:138481

約数の個数: 16

約数和(自身を含む): 39877056

約数和(自身を除く): 18554062

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 138461, 276922, 969227, 1523071, 1938454, 3046142, 10661497, 21322994]

約数ペア:

[(1, 21322994), (2, 10661497), (7, 3046142), (11, 1938454), (14, 1523071), (22, 969227), (77, 276922), (154, 138461)]