21847350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{20807}}^1$

素因数の和:20829

約数の個数: 48

約数和(自身を含む): 61924608

約数和(自身を除く): 40077258

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20807, 41614, 62421, 104035, 124842, 145649, 208070, 291298, 312105, 436947, 520175, 624210, 728245, 873894, 1040350, 1456490, 1560525, 2184735, 3121050, 3641225, 4369470, 7282450, 10923675, 21847350]

約数ペア:

[(1, 21847350), (2, 10923675), (3, 7282450), (5, 4369470), (6, 3641225), (7, 3121050), (10, 2184735), (14, 1560525), (15, 1456490), (21, 1040350), (25, 873894), (30, 728245), (35, 624210), (42, 520175), (50, 436947), (70, 312105), (75, 291298), (105, 208070), (150, 145649), (175, 124842), (210, 104035), (350, 62421), (525, 41614), (1050, 20807)]