21992432

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17851}}^1$

素因数の和:17877

約数の個数: 40

約数和(自身を含む): 53127552

約数和(自身を除く): 31135120

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17851, 35702, 71404, 124957, 142808, 196361, 249914, 285616, 392722, 499828, 785444, 999656, 1374527, 1570888, 1999312, 2749054, 3141776, 5498108, 10996216, 21992432]

約数ペア:

[(1, 21992432), (2, 10996216), (4, 5498108), (7, 3141776), (8, 2749054), (11, 1999312), (14, 1570888), (16, 1374527), (22, 999656), (28, 785444), (44, 499828), (56, 392722), (77, 285616), (88, 249914), (112, 196361), (154, 142808), (176, 124957), (308, 71404), (616, 35702), (1232, 17851)]