21124586

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7433}}^1$

素因数の和:7478

約数の個数: 24

約数和(自身を含む): 38136420

約数和(自身を除く): 17011834

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7433, 14866, 52031, 104062, 215557, 364217, 431114, 728434, 1508899, 3017798, 10562293, 21124586]

約数ペア:

[(1, 21124586), (2, 10562293), (7, 3017798), (14, 1508899), (29, 728434), (49, 431114), (58, 364217), (98, 215557), (203, 104062), (406, 52031), (1421, 14866), (2842, 7433)]