21966552

素因数分解:

$2^3\times 3^4\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 62290800

約数和(自身を除く): 40324248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 109, 162, 216, 218, 311, 324, 327, 436, 622, 648, 654, 872, 933, 981, 1244, 1308, 1866, 1962, 2488, 2616, 2799, 2943, 3732, 3924, 5598, 5886, 7464, 7848, 8397, 8829, 11196, 11772, 16794, 17658, 22392, 23544, 25191, 33588, 33899, 35316, 50382, 67176, 67798, 70632, 100764, 101697, 135596, 201528, 203394, 271192, 305091, 406788, 610182, 813576, 915273, 1220364, 1830546, 2440728, 2745819, 3661092, 5491638, 7322184, 10983276, 21966552]

約数ペア:

[(1, 21966552), (2, 10983276), (3, 7322184), (4, 5491638), (6, 3661092), (8, 2745819), (9, 2440728), (12, 1830546), (18, 1220364), (24, 915273), (27, 813576), (36, 610182), (54, 406788), (72, 305091), (81, 271192), (108, 203394), (109, 201528), (162, 135596), (216, 101697), (218, 100764), (311, 70632), (324, 67798), (327, 67176), (436, 50382), (622, 35316), (648, 33899), (654, 33588), (872, 25191), (933, 23544), (981, 22392), (1244, 17658), (1308, 16794), (1866, 11772), (1962, 11196), (2488, 8829), (2616, 8397), (2799, 7848), (2943, 7464), (3732, 5886), (3924, 5598)]