21088022421

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{151289}}^1$

素因数の和:151868

約数の個数: 16

約数和(自身を含む): 28466726400

約数和(自身を除く): 7378703979

約数列:

[1, 3, 97, 291, 479, 1437, 46463, 139389, 151289, 453867, 14675033, 44025099, 72467431, 217402293, 7029340807, 21088022421]

約数ペア:

[(1, 21088022421), (3, 7029340807), (97, 217402293), (291, 72467431), (479, 44025099), (1437, 14675033), (46463, 453867), (139389, 151289)]