21005950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{60017}}^1$

素因数の和:60036

約数の個数: 24

約数和(自身を含む): 44653392

約数和(自身を除く): 23647442

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 60017, 120034, 300085, 420119, 600170, 840238, 1500425, 2100595, 3000850, 4201190, 10502975, 21005950]

約数ペア:

[(1, 21005950), (2, 10502975), (5, 4201190), (7, 3000850), (10, 2100595), (14, 1500425), (25, 840238), (35, 600170), (50, 420119), (70, 300085), (175, 120034), (350, 60017)]