21996216

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{27773}}^1$

素因数の和:27796

約数の個数: 48

約数和(自身を含む): 64991160

約数和(自身を除く): 42994944

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 27773, 55546, 83319, 111092, 166638, 222184, 249957, 305503, 333276, 499914, 611006, 666552, 916509, 999828, 1222012, 1833018, 1999656, 2444024, 2749527, 3666036, 5499054, 7332072, 10998108, 21996216]

約数ペア:

[(1, 21996216), (2, 10998108), (3, 7332072), (4, 5499054), (6, 3666036), (8, 2749527), (9, 2444024), (11, 1999656), (12, 1833018), (18, 1222012), (22, 999828), (24, 916509), (33, 666552), (36, 611006), (44, 499914), (66, 333276), (72, 305503), (88, 249957), (99, 222184), (132, 166638), (198, 111092), (264, 83319), (396, 55546), (792, 27773)]