21464856

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42589}}^1$

素因数の和:42608

約数の個数: 48

約数和(自身を含む): 66440400

約数和(自身を除く): 44975544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 42589, 85178, 127767, 170356, 255534, 298123, 340712, 383301, 511068, 596246, 766602, 894369, 1022136, 1192492, 1533204, 1788738, 2384984, 2683107, 3066408, 3577476, 5366214, 7154952, 10732428, 21464856]

約数ペア:

[(1, 21464856), (2, 10732428), (3, 7154952), (4, 5366214), (6, 3577476), (7, 3066408), (8, 2683107), (9, 2384984), (12, 1788738), (14, 1533204), (18, 1192492), (21, 1022136), (24, 894369), (28, 766602), (36, 596246), (42, 511068), (56, 383301), (63, 340712), (72, 298123), (84, 255534), (126, 170356), (168, 127767), (252, 85178), (504, 42589)]