21941210

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{19417}}^1$

素因数の和:19537

約数の個数: 16

約数和(自身を含む): 39845736

約数和(自身を除く): 17904526

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 19417, 38834, 97085, 194170, 2194121, 4388242, 10970605, 21941210]

約数ペア:

[(1, 21941210), (2, 10970605), (5, 4388242), (10, 2194121), (113, 194170), (226, 97085), (565, 38834), (1130, 19417)]