21830494

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18787}}^1$

素因数の和:18879

約数の個数: 16

約数和(自身を含む): 37876608

約数和(自身を除く): 16046114

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 18787, 37574, 131509, 263018, 1559321, 3118642, 10915247, 21830494]

約数ペア:

[(1, 21830494), (2, 10915247), (7, 3118642), (14, 1559321), (83, 263018), (166, 131509), (581, 37574), (1162, 18787)]