2021187175

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{162671}}^1$

素因数の和:162759

約数の個数: 24

約数和(自身を含む): 2904671232

約数和(自身を除く): 883484057

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1775, 2485, 12425, 162671, 813355, 1138697, 4066775, 5693485, 11549641, 28467425, 57748205, 80847487, 288741025, 404237435, 2021187175]

約数ペア:

[(1, 2021187175), (5, 404237435), (7, 288741025), (25, 80847487), (35, 57748205), (71, 28467425), (175, 11549641), (355, 5693485), (497, 4066775), (1775, 1138697), (2485, 813355), (12425, 162671)]