21253144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241513}}^1$

素因数の和:241530

約数の個数: 16

約数和(自身を含む): 43472520

約数和(自身を除く): 22219376

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241513, 483026, 966052, 1932104, 2656643, 5313286, 10626572, 21253144]

約数ペア:

[(1, 21253144), (2, 10626572), (4, 5313286), (8, 2656643), (11, 1932104), (22, 966052), (44, 483026), (88, 241513)]