21859610

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{2141}}^1$

素因数の和:3169

約数の個数: 16

約数和(自身を含む): 39404232

約数和(自身を除く): 17544622

約数列:

[1, 2, 5, 10, 1021, 2042, 2141, 4282, 5105, 10210, 10705, 21410, 2185961, 4371922, 10929805, 21859610]

約数ペア:

[(1, 21859610), (2, 10929805), (5, 4371922), (10, 2185961), (1021, 21410), (2042, 10705), (2141, 10210), (4282, 5105)]