21752472

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 64638000

約数和(自身を除く): 42885528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 53, 56, 84, 98, 106, 147, 159, 168, 196, 212, 294, 318, 349, 371, 392, 424, 588, 636, 698, 742, 1047, 1113, 1176, 1272, 1396, 1484, 2094, 2226, 2443, 2597, 2792, 2968, 4188, 4452, 4886, 5194, 7329, 7791, 8376, 8904, 9772, 10388, 14658, 15582, 17101, 18497, 19544, 20776, 29316, 31164, 34202, 36994, 51303, 55491, 58632, 62328, 68404, 73988, 102606, 110982, 129479, 136808, 147976, 205212, 221964, 258958, 388437, 410424, 443928, 517916, 776874, 906353, 1035832, 1553748, 1812706, 2719059, 3107496, 3625412, 5438118, 7250824, 10876236, 21752472]

約数ペア:

[(1, 21752472), (2, 10876236), (3, 7250824), (4, 5438118), (6, 3625412), (7, 3107496), (8, 2719059), (12, 1812706), (14, 1553748), (21, 1035832), (24, 906353), (28, 776874), (42, 517916), (49, 443928), (53, 410424), (56, 388437), (84, 258958), (98, 221964), (106, 205212), (147, 147976), (159, 136808), (168, 129479), (196, 110982), (212, 102606), (294, 73988), (318, 68404), (349, 62328), (371, 58632), (392, 55491), (424, 51303), (588, 36994), (636, 34202), (698, 31164), (742, 29316), (1047, 20776), (1113, 19544), (1176, 18497), (1272, 17101), (1396, 15582), (1484, 14658), (2094, 10388), (2226, 9772), (2443, 8904), (2597, 8376), (2792, 7791), (2968, 7329), (4188, 5194), (4452, 4886)]