21609252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85751}}^1$

素因数の和:85768

約数の個数: 36

約数和(自身を含む): 62427456

約数和(自身を除く): 40818204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85751, 171502, 257253, 343004, 514506, 600257, 771759, 1029012, 1200514, 1543518, 1800771, 2401028, 3087036, 3601542, 5402313, 7203084, 10804626, 21609252]

約数ペア:

[(1, 21609252), (2, 10804626), (3, 7203084), (4, 5402313), (6, 3601542), (7, 3087036), (9, 2401028), (12, 1800771), (14, 1543518), (18, 1200514), (21, 1029012), (28, 771759), (36, 600257), (42, 514506), (63, 343004), (84, 257253), (126, 171502), (252, 85751)]