21020172

素因数分解:

$2^2\times 3^1\times {\mathrm{457}}^1\times {\mathrm{3833}}^1$

素因数の和:4297

約数の個数: 24

約数和(自身を含む): 49167216

約数和(自身を除く): 28147044

約数列:

[1, 2, 3, 4, 6, 12, 457, 914, 1371, 1828, 2742, 3833, 5484, 7666, 11499, 15332, 22998, 45996, 1751681, 3503362, 5255043, 7006724, 10510086, 21020172]

約数ペア:

[(1, 21020172), (2, 10510086), (3, 7006724), (4, 5255043), (6, 3503362), (12, 1751681), (457, 45996), (914, 22998), (1371, 15332), (1828, 11499), (2742, 7666), (3833, 5484)]