21816008

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{34519}}^1$

素因数の和:34604

約数の個数: 16

約数和(自身を含む): 41424000

約数和(自身を除く): 19607992

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 34519, 69038, 138076, 276152, 2727001, 5454002, 10908004, 21816008]

約数ペア:

[(1, 21816008), (2, 10908004), (4, 5454002), (8, 2727001), (79, 276152), (158, 138076), (316, 69038), (632, 34519)]