21856210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{95027}}^1$

素因数の和:95057

約数の個数: 16

約数和(自身を含む): 41052096

約数和(自身を除く): 19195886

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 95027, 190054, 475135, 950270, 2185621, 4371242, 10928105, 21856210]

約数ペア:

[(1, 21856210), (2, 10928105), (5, 4371242), (10, 2185621), (23, 950270), (46, 475135), (115, 190054), (230, 95027)]