21069036

素因数分解:

$2^2\times 3^2\times {\mathrm{585251}}^1$

素因数の和:585261

約数の個数: 18

約数和(自身を含む): 53257932

約数和(自身を除く): 32188896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585251, 1170502, 1755753, 2341004, 3511506, 5267259, 7023012, 10534518, 21069036]

約数ペア:

[(1, 21069036), (2, 10534518), (3, 7023012), (4, 5267259), (6, 3511506), (9, 2341004), (12, 1755753), (18, 1170502), (36, 585251)]