21162888

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 60147360

約数和(自身を除く): 38984472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 67, 72, 82, 107, 123, 134, 164, 201, 214, 246, 268, 321, 328, 369, 402, 428, 492, 536, 603, 642, 738, 804, 856, 963, 984, 1206, 1284, 1476, 1608, 1926, 2412, 2568, 2747, 2952, 3852, 4387, 4824, 5494, 7169, 7704, 8241, 8774, 10988, 13161, 14338, 16482, 17548, 21507, 21976, 24723, 26322, 28676, 32964, 35096, 39483, 43014, 49446, 52644, 57352, 64521, 65928, 78966, 86028, 98892, 105288, 129042, 157932, 172056, 197784, 258084, 293929, 315864, 516168, 587858, 881787, 1175716, 1763574, 2351432, 2645361, 3527148, 5290722, 7054296, 10581444, 21162888]

約数ペア:

[(1, 21162888), (2, 10581444), (3, 7054296), (4, 5290722), (6, 3527148), (8, 2645361), (9, 2351432), (12, 1763574), (18, 1175716), (24, 881787), (36, 587858), (41, 516168), (67, 315864), (72, 293929), (82, 258084), (107, 197784), (123, 172056), (134, 157932), (164, 129042), (201, 105288), (214, 98892), (246, 86028), (268, 78966), (321, 65928), (328, 64521), (369, 57352), (402, 52644), (428, 49446), (492, 43014), (536, 39483), (603, 35096), (642, 32964), (738, 28676), (804, 26322), (856, 24723), (963, 21976), (984, 21507), (1206, 17548), (1284, 16482), (1476, 14338), (1608, 13161), (1926, 10988), (2412, 8774), (2568, 8241), (2747, 7704), (2952, 7169), (3852, 5494), (4387, 4824)]