21197200315

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{873571}}^1$

素因数の和:873810

約数の個数: 16

約数和(自身を含む): 26668406016

約数和(自身を除く): 5471205701

約数列:

[1, 5, 23, 115, 211, 1055, 4853, 24265, 873571, 4367855, 20092133, 100460665, 184323481, 921617405, 4239440063, 21197200315]

約数ペア:

[(1, 21197200315), (5, 4239440063), (23, 921617405), (115, 184323481), (211, 100460665), (1055, 20092133), (4853, 4367855), (24265, 873571)]