21796635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12211}}^1$

素因数の和:12243

約数の個数: 32

約数和(自身を含む): 42204672

約数和(自身を除く): 20408037

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 12211, 36633, 61055, 85477, 183165, 207587, 256431, 427385, 622761, 1037935, 1282155, 1453109, 3113805, 4359327, 7265545, 21796635]

約数ペア:

[(1, 21796635), (3, 7265545), (5, 4359327), (7, 3113805), (15, 1453109), (17, 1282155), (21, 1037935), (35, 622761), (51, 427385), (85, 256431), (105, 207587), (119, 183165), (255, 85477), (357, 61055), (595, 36633), (1785, 12211)]