2100022300

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{207923}}^1$

素因数の和:208038

約数の個数: 36

約数和(自身を含む): 4602189816

約数和(自身を除く): 2502167516

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 5050, 10100, 207923, 415846, 831692, 1039615, 2079230, 4158460, 5198075, 10396150, 20792300, 21000223, 42000446, 84000892, 105001115, 210002230, 420004460, 525005575, 1050011150, 2100022300]

約数ペア:

[(1, 2100022300), (2, 1050011150), (4, 525005575), (5, 420004460), (10, 210002230), (20, 105001115), (25, 84000892), (50, 42000446), (100, 21000223), (101, 20792300), (202, 10396150), (404, 5198075), (505, 4158460), (1010, 2079230), (2020, 1039615), (2525, 831692), (5050, 415846), (10100, 207923)]