21759932

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13913}}^1$

素因数の和:13957

約数の個数: 24

約数和(自身を含む): 42075936

約数和(自身を除く): 20316004

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13913, 27826, 55652, 236521, 319999, 473042, 639998, 946084, 1279996, 5439983, 10879966, 21759932]

約数ペア:

[(1, 21759932), (2, 10879966), (4, 5439983), (17, 1279996), (23, 946084), (34, 639998), (46, 473042), (68, 319999), (92, 236521), (391, 55652), (782, 27826), (1564, 13913)]