16939986

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 39770496

約数和(自身を除く): 22830510

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 157, 294, 314, 367, 471, 734, 942, 1099, 1101, 2198, 2202, 2569, 3297, 5138, 6594, 7693, 7707, 15386, 15414, 17983, 23079, 35966, 46158, 53949, 57619, 107898, 115238, 172857, 345714, 403333, 806666, 1209999, 2419998, 2823331, 5646662, 8469993, 16939986]

約数ペア:

[(1, 16939986), (2, 8469993), (3, 5646662), (6, 2823331), (7, 2419998), (14, 1209999), (21, 806666), (42, 403333), (49, 345714), (98, 172857), (147, 115238), (157, 107898), (294, 57619), (314, 53949), (367, 46158), (471, 35966), (734, 23079), (942, 17983), (1099, 15414), (1101, 15386), (2198, 7707), (2202, 7693), (2569, 6594), (3297, 5138)]