16921000

素因数分解:

$2^3\times 5^3\times {\mathrm{16921}}^1$

素因数の和:16942

約数の個数: 32

約数和(自身を含む): 39597480

約数和(自身を除く): 22676480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 16921, 33842, 67684, 84605, 135368, 169210, 338420, 423025, 676840, 846050, 1692100, 2115125, 3384200, 4230250, 8460500, 16921000]

約数ペア:

[(1, 16921000), (2, 8460500), (4, 4230250), (5, 3384200), (8, 2115125), (10, 1692100), (20, 846050), (25, 676840), (40, 423025), (50, 338420), (100, 169210), (125, 135368), (200, 84605), (250, 67684), (500, 33842), (1000, 16921)]