21216833

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4933}}^1$

素因数の和:4984

約数の個数: 16

約数和(自身を含む): 25577856

約数和(自身を除く): 4361023

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 4933, 54263, 83861, 113459, 922471, 1248049, 1928803, 21216833]

約数ペア:

[(1, 21216833), (11, 1928803), (17, 1248049), (23, 922471), (187, 113459), (253, 83861), (391, 54263), (4301, 4933)]