21004914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1433}}^1$

素因数の和:1794

約数の個数: 32

約数和(自身を含む): 48182400

約数和(自身を除く): 27177486

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 1433, 2094, 2443, 2866, 4299, 4886, 7329, 8598, 10031, 14658, 20062, 30093, 60186, 500117, 1000234, 1500351, 3000702, 3500819, 7001638, 10502457, 21004914]

約数ペア:

[(1, 21004914), (2, 10502457), (3, 7001638), (6, 3500819), (7, 3000702), (14, 1500351), (21, 1000234), (42, 500117), (349, 60186), (698, 30093), (1047, 20062), (1433, 14658), (2094, 10031), (2443, 8598), (2866, 7329), (4299, 4886)]