21084144

素因数分解:

$2^4\times 3^1\times {\mathrm{439253}}^1$

素因数の和:439264

約数の個数: 20

約数和(自身を含む): 54467496

約数和(自身を除く): 33383352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439253, 878506, 1317759, 1757012, 2635518, 3514024, 5271036, 7028048, 10542072, 21084144]

約数ペア:

[(1, 21084144), (2, 10542072), (3, 7028048), (4, 5271036), (6, 3514024), (8, 2635518), (12, 1757012), (16, 1317759), (24, 878506), (48, 439253)]