21422268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85009}}^1$

素因数の和:85026

約数の個数: 36

約数和(自身を含む): 61887280

約数和(自身を除く): 40465012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85009, 170018, 255027, 340036, 510054, 595063, 765081, 1020108, 1190126, 1530162, 1785189, 2380252, 3060324, 3570378, 5355567, 7140756, 10711134, 21422268]

約数ペア:

[(1, 21422268), (2, 10711134), (3, 7140756), (4, 5355567), (6, 3570378), (7, 3060324), (9, 2380252), (12, 1785189), (14, 1530162), (18, 1190126), (21, 1020108), (28, 765081), (36, 595063), (42, 510054), (63, 340036), (84, 255027), (126, 170018), (252, 85009)]