21550111

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:702

約数の個数: 16

約数和(自身を含む): 24380928

約数和(自身を除く): 2830817

約数列:

[1, 11, 47, 73, 517, 571, 803, 3431, 6281, 26837, 37741, 41683, 295207, 458513, 1959101, 21550111]

約数ペア:

[(1, 21550111), (11, 1959101), (47, 458513), (73, 295207), (517, 41683), (571, 37741), (803, 26837), (3431, 6281)]