2021061525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{5987}}^1$

素因数の和:6650

約数の個数: 48

約数和(自身を含む): 3825421824

約数和(自身を除く): 1804360299

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 643, 1929, 3215, 4501, 5987, 9645, 13503, 16075, 17961, 22505, 29935, 41909, 48225, 67515, 89805, 112525, 125727, 149675, 209545, 337575, 449025, 628635, 1047725, 3143175, 3849641, 11548923, 19248205, 26947487, 57744615, 80842461, 96241025, 134737435, 288723075, 404212305, 673687175, 2021061525]

約数ペア:

[(1, 2021061525), (3, 673687175), (5, 404212305), (7, 288723075), (15, 134737435), (21, 96241025), (25, 80842461), (35, 57744615), (75, 26947487), (105, 19248205), (175, 11548923), (525, 3849641), (643, 3143175), (1929, 1047725), (3215, 628635), (4501, 449025), (5987, 337575), (9645, 209545), (13503, 149675), (16075, 125727), (17961, 112525), (22505, 89805), (29935, 67515), (41909, 48225)]