21963780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{122021}}^1$

素因数の和:122036

約数の個数: 36

約数和(自身を含む): 66624012

約数和(自身を除く): 44660232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 122021, 244042, 366063, 488084, 610105, 732126, 1098189, 1220210, 1464252, 1830315, 2196378, 2440420, 3660630, 4392756, 5490945, 7321260, 10981890, 21963780]

約数ペア:

[(1, 21963780), (2, 10981890), (3, 7321260), (4, 5490945), (5, 4392756), (6, 3660630), (9, 2440420), (10, 2196378), (12, 1830315), (15, 1464252), (18, 1220210), (20, 1098189), (30, 732126), (36, 610105), (45, 488084), (60, 366063), (90, 244042), (180, 122021)]