21746214

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{172589}}^1$

素因数の和:172604

約数の個数: 24

約数和(自身を含む): 53848080

約数和(自身を除く): 32101866

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 172589, 345178, 517767, 1035534, 1208123, 1553301, 2416246, 3106602, 3624369, 7248738, 10873107, 21746214]

約数ペア:

[(1, 21746214), (2, 10873107), (3, 7248738), (6, 3624369), (7, 3106602), (9, 2416246), (14, 1553301), (18, 1208123), (21, 1035534), (42, 517767), (63, 345178), (126, 172589)]