21825916

素因数分解:

$2^2\times 7^1\times {\mathrm{601}}^1\times {\mathrm{1297}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 43758176

約数和(自身を除く): 21932260

約数列:

[1, 2, 4, 7, 14, 28, 601, 1202, 1297, 2404, 2594, 4207, 5188, 8414, 9079, 16828, 18158, 36316, 779497, 1558994, 3117988, 5456479, 10912958, 21825916]

約数ペア:

[(1, 21825916), (2, 10912958), (4, 5456479), (7, 3117988), (14, 1558994), (28, 779497), (601, 36316), (1202, 18158), (1297, 16828), (2404, 9079), (2594, 8414), (4207, 5188)]