21454488

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 64247040

約数和(自身を除く): 42792552

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 103, 132, 198, 206, 263, 264, 309, 396, 412, 526, 618, 789, 792, 824, 927, 1052, 1133, 1236, 1578, 1854, 2104, 2266, 2367, 2472, 2893, 3156, 3399, 3708, 4532, 4734, 5786, 6312, 6798, 7416, 8679, 9064, 9468, 10197, 11572, 13596, 17358, 18936, 20394, 23144, 26037, 27089, 27192, 34716, 40788, 52074, 54178, 69432, 81267, 81576, 104148, 108356, 162534, 208296, 216712, 243801, 297979, 325068, 487602, 595958, 650136, 893937, 975204, 1191916, 1787874, 1950408, 2383832, 2681811, 3575748, 5363622, 7151496, 10727244, 21454488]

約数ペア:

[(1, 21454488), (2, 10727244), (3, 7151496), (4, 5363622), (6, 3575748), (8, 2681811), (9, 2383832), (11, 1950408), (12, 1787874), (18, 1191916), (22, 975204), (24, 893937), (33, 650136), (36, 595958), (44, 487602), (66, 325068), (72, 297979), (88, 243801), (99, 216712), (103, 208296), (132, 162534), (198, 108356), (206, 104148), (263, 81576), (264, 81267), (309, 69432), (396, 54178), (412, 52074), (526, 40788), (618, 34716), (789, 27192), (792, 27089), (824, 26037), (927, 23144), (1052, 20394), (1133, 18936), (1236, 17358), (1578, 13596), (1854, 11572), (2104, 10197), (2266, 9468), (2367, 9064), (2472, 8679), (2893, 7416), (3156, 6798), (3399, 6312), (3708, 5786), (4532, 4734)]