21992092

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4485

約数の個数: 24

約数和(自身を含む): 40748400

約数和(自身を除く): 18756308

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4409, 4988, 8818, 17636, 127861, 189587, 255722, 379174, 511444, 758348, 5498023, 10996046, 21992092]

約数ペア:

[(1, 21992092), (2, 10996046), (4, 5498023), (29, 758348), (43, 511444), (58, 379174), (86, 255722), (116, 189587), (172, 127861), (1247, 17636), (2494, 8818), (4409, 4988)]