21006072

素因数分解:

$2^3\times 3^2\times {\mathrm{291751}}^1$

素因数の和:291763

約数の個数: 24

約数和(自身を含む): 56891640

約数和(自身を除く): 35885568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291751, 583502, 875253, 1167004, 1750506, 2334008, 2625759, 3501012, 5251518, 7002024, 10503036, 21006072]

約数ペア:

[(1, 21006072), (2, 10503036), (3, 7002024), (4, 5251518), (6, 3501012), (8, 2625759), (9, 2334008), (12, 1750506), (18, 1167004), (24, 875253), (36, 583502), (72, 291751)]