216713030

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{210401}}^1$

素因数の和:210511

約数の個数: 16

約数和(自身を含む): 393872544

約数和(自身を除く): 177159514

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 210401, 420802, 1052005, 2104010, 21671303, 43342606, 108356515, 216713030]

約数ペア:

[(1, 216713030), (2, 108356515), (5, 43342606), (10, 21671303), (103, 2104010), (206, 1052005), (515, 420802), (1030, 210401)]