21387666

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{467}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 45489600

約数和(自身を除く): 24101934

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 449, 467, 898, 934, 1347, 1401, 2694, 2802, 7633, 7939, 15266, 15878, 22899, 23817, 45798, 47634, 209683, 419366, 629049, 1258098, 3564611, 7129222, 10693833, 21387666]

約数ペア:

[(1, 21387666), (2, 10693833), (3, 7129222), (6, 3564611), (17, 1258098), (34, 629049), (51, 419366), (102, 209683), (449, 47634), (467, 45798), (898, 23817), (934, 22899), (1347, 15878), (1401, 15266), (2694, 7939), (2802, 7633)]