21788298

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{57641}}^1$

素因数の和:57659

約数の個数: 32

約数和(自身を含む): 55336320

約数和(自身を除く): 33548022

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 57641, 115282, 172923, 345846, 403487, 518769, 806974, 1037538, 1210461, 1556307, 2420922, 3112614, 3631383, 7262766, 10894149, 21788298]

約数ペア:

[(1, 21788298), (2, 10894149), (3, 7262766), (6, 3631383), (7, 3112614), (9, 2420922), (14, 1556307), (18, 1210461), (21, 1037538), (27, 806974), (42, 518769), (54, 403487), (63, 345846), (126, 172923), (189, 115282), (378, 57641)]