21234742

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{29411}}^1$

素因数の和:29451

約数の個数: 12

約数和(自身を含む): 33617916

約数和(自身を除く): 12383174

約数列:

[1, 2, 19, 38, 361, 722, 29411, 58822, 558809, 1117618, 10617371, 21234742]

約数ペア:

[(1, 21234742), (2, 10617371), (19, 1117618), (38, 558809), (361, 58822), (722, 29411)]