21842914

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:246

約数の個数: 24

約数和(自身を含む): 34425540

約数和(自身を除く): 12582626

約数列:

[1, 2, 41, 73, 82, 89, 146, 178, 1681, 2993, 3362, 3649, 5986, 6497, 7298, 12994, 122713, 149609, 245426, 266377, 299218, 532754, 10921457, 21842914]

約数ペア:

[(1, 21842914), (2, 10921457), (41, 532754), (73, 299218), (82, 266377), (89, 245426), (146, 149609), (178, 122713), (1681, 12994), (2993, 7298), (3362, 6497), (3649, 5986)]