21197444

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{2039}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 39070080

約数和(自身を除く): 17872636

約数列:

[1, 2, 4, 23, 46, 92, 113, 226, 452, 2039, 2599, 4078, 5198, 8156, 10396, 46897, 93794, 187588, 230407, 460814, 921628, 5299361, 10598722, 21197444]

約数ペア:

[(1, 21197444), (2, 10598722), (4, 5299361), (23, 921628), (46, 460814), (92, 230407), (113, 187588), (226, 93794), (452, 46897), (2039, 10396), (2599, 8156), (4078, 5198)]