21132078

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13921}}^1$

素因数の和:13960

約数の個数: 32

約数和(自身を含む): 48114432

約数和(自身を除く): 26982354

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 13921, 27842, 41763, 83526, 153131, 306262, 320183, 459393, 640366, 918786, 960549, 1921098, 3522013, 7044026, 10566039, 21132078]

約数ペア:

[(1, 21132078), (2, 10566039), (3, 7044026), (6, 3522013), (11, 1921098), (22, 960549), (23, 918786), (33, 640366), (46, 459393), (66, 320183), (69, 306262), (138, 153131), (253, 83526), (506, 41763), (759, 27842), (1518, 13921)]