21422210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126013}}^1$

素因数の和:126037

約数の個数: 16

約数和(自身を含む): 40828536

約数和(自身を除く): 19406326

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 126013, 252026, 630065, 1260130, 2142221, 4284442, 10711105, 21422210]

約数ペア:

[(1, 21422210), (2, 10711105), (5, 4284442), (10, 2142221), (17, 1260130), (34, 630065), (85, 252026), (170, 126013)]