2021033985

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{335999}}^1$

素因数の和:336408

約数の個数: 16

約数和(自身を含む): 3241728000

約数和(自身を除く): 1220694015

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 6015, 335999, 1007997, 1679995, 5039985, 134735599, 404206797, 673677995, 2021033985]

約数ペア:

[(1, 2021033985), (3, 673677995), (5, 404206797), (15, 134735599), (401, 5039985), (1203, 1679995), (2005, 1007997), (6015, 335999)]