16821294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2551}}^1$

素因数の和:2720

約数の個数: 32

約数和(自身を含む): 38708736

約数和(自身を除く): 21887442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 2551, 3297, 5102, 6594, 7653, 15306, 17857, 35714, 53571, 107142, 400507, 801014, 1201521, 2403042, 2803549, 5607098, 8410647, 16821294]

約数ペア:

[(1, 16821294), (2, 8410647), (3, 5607098), (6, 2803549), (7, 2403042), (14, 1201521), (21, 801014), (42, 400507), (157, 107142), (314, 53571), (471, 35714), (942, 17857), (1099, 15306), (2198, 7653), (2551, 6594), (3297, 5102)]