21000905719923

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{1657}}^1\times {\mathrm{50899811}}^1$

素因数の和:50901554

約数の個数: 16

約数和(自身を含む): 28355674467456

約数和(自身を除く): 7354768747533

約数列:

[1, 3, 83, 249, 1657, 4971, 137531, 412593, 50899811, 152699433, 4224684313, 12674052939, 84340986827, 253022960481, 7000301906641, 21000905719923]

約数ペア:

[(1, 21000905719923), (3, 7000301906641), (83, 253022960481), (249, 84340986827), (1657, 12674052939), (4971, 4224684313), (137531, 152699433), (412593, 50899811)]