21190552

素因数分解:

$2^3\times {\mathrm{1453}}^1\times {\mathrm{1823}}^1$

素因数の和:3282

約数の個数: 16

約数和(自身を含む): 39781440

約数和(自身を除く): 18590888

約数列:

[1, 2, 4, 8, 1453, 1823, 2906, 3646, 5812, 7292, 11624, 14584, 2648819, 5297638, 10595276, 21190552]

約数ペア:

[(1, 21190552), (2, 10595276), (4, 5297638), (8, 2648819), (1453, 14584), (1823, 11624), (2906, 7292), (3646, 5812)]