16421690

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{6871}}^1$

素因数の和:7117

約数の個数: 16

約数和(自身を含む): 29687040

約数和(自身を除く): 13265350

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 6871, 13742, 34355, 68710, 1642169, 3284338, 8210845, 16421690]

約数ペア:

[(1, 16421690), (2, 8210845), (5, 3284338), (10, 1642169), (239, 68710), (478, 34355), (1195, 13742), (2390, 6871)]