21052948091

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{182089}}^1$

素因数の和:182378

約数の個数: 16

約数和(自身を含む): 24472896000

約数和(自身を除く): 3419947909

約数列:

[1, 7, 83, 199, 581, 1393, 16517, 115619, 182089, 1274623, 15113387, 36235711, 105793709, 253649977, 3007564013, 21052948091]

約数ペア:

[(1, 21052948091), (7, 3007564013), (83, 253649977), (199, 105793709), (581, 36235711), (1393, 15113387), (16517, 1274623), (115619, 182089)]