22171791

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 31829760

約数和(自身を除く): 9657969

約数列:

[1, 3, 17, 51, 107, 239, 289, 321, 717, 867, 1819, 4063, 5457, 12189, 25573, 30923, 69071, 76719, 92769, 207213, 434741, 1304223, 7390597, 22171791]

約数ペア:

[(1, 22171791), (3, 7390597), (17, 1304223), (51, 434741), (107, 207213), (239, 92769), (289, 76719), (321, 69071), (717, 30923), (867, 25573), (1819, 12189), (4063, 5457)]