21199998

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{59887}}^1$

素因数の和:59951

約数の個数: 16

約数和(自身を含む): 43119360

約数和(自身を除く): 21919362

約数列:

[1, 2, 3, 6, 59, 118, 177, 354, 59887, 119774, 179661, 359322, 3533333, 7066666, 10599999, 21199998]

約数ペア:

[(1, 21199998), (2, 10599999), (3, 7066666), (6, 3533333), (59, 359322), (118, 179661), (177, 119774), (354, 59887)]