21030010

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{48907}}^1$

素因数の和:48957

約数の個数: 16

約数和(自身を含む): 38735136

約数和(自身を除く): 17705126

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 48907, 97814, 244535, 489070, 2103001, 4206002, 10515005, 21030010]

約数ペア:

[(1, 21030010), (2, 10515005), (5, 4206002), (10, 2103001), (43, 489070), (86, 244535), (215, 97814), (430, 48907)]