21552564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 59351040

約数和(自身を除く): 37798476

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 31, 33, 44, 46, 62, 66, 69, 92, 93, 124, 132, 138, 186, 229, 253, 276, 341, 372, 458, 506, 682, 687, 713, 759, 916, 1012, 1023, 1364, 1374, 1426, 1518, 2046, 2139, 2519, 2748, 2852, 3036, 4092, 4278, 5038, 5267, 7099, 7557, 7843, 8556, 10076, 10534, 14198, 15114, 15686, 15801, 21068, 21297, 23529, 28396, 30228, 31372, 31602, 42594, 47058, 57937, 63204, 78089, 85188, 94116, 115874, 156178, 163277, 173811, 231748, 234267, 312356, 326554, 347622, 468534, 489831, 653108, 695244, 937068, 979662, 1796047, 1959324, 3592094, 5388141, 7184188, 10776282, 21552564]

約数ペア:

[(1, 21552564), (2, 10776282), (3, 7184188), (4, 5388141), (6, 3592094), (11, 1959324), (12, 1796047), (22, 979662), (23, 937068), (31, 695244), (33, 653108), (44, 489831), (46, 468534), (62, 347622), (66, 326554), (69, 312356), (92, 234267), (93, 231748), (124, 173811), (132, 163277), (138, 156178), (186, 115874), (229, 94116), (253, 85188), (276, 78089), (341, 63204), (372, 57937), (458, 47058), (506, 42594), (682, 31602), (687, 31372), (713, 30228), (759, 28396), (916, 23529), (1012, 21297), (1023, 21068), (1364, 15801), (1374, 15686), (1426, 15114), (1518, 14198), (2046, 10534), (2139, 10076), (2519, 8556), (2748, 7843), (2852, 7557), (3036, 7099), (4092, 5267), (4278, 5038)]