16421000

素因数分解:

$2^3\times 5^3\times {\mathrm{16421}}^1$

素因数の和:16442

約数の個数: 32

約数和(自身を含む): 38427480

約数和(自身を除く): 22006480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 16421, 32842, 65684, 82105, 131368, 164210, 328420, 410525, 656840, 821050, 1642100, 2052625, 3284200, 4105250, 8210500, 16421000]

約数ペア:

[(1, 16421000), (2, 8210500), (4, 4105250), (5, 3284200), (8, 2052625), (10, 1642100), (20, 821050), (25, 656840), (40, 410525), (50, 328420), (100, 164210), (125, 131368), (200, 82105), (250, 65684), (500, 32842), (1000, 16421)]