21332472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2953}}^1$

素因数の和:3012

約数の個数: 64

約数和(自身を含む): 62388480

約数和(自身を除く): 41056008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 2953, 3612, 5906, 7224, 8859, 11812, 17718, 20671, 23624, 35436, 41342, 62013, 70872, 82684, 124026, 126979, 165368, 248052, 253958, 380937, 496104, 507916, 761874, 888853, 1015832, 1523748, 1777706, 2666559, 3047496, 3555412, 5333118, 7110824, 10666236, 21332472]

約数ペア:

[(1, 21332472), (2, 10666236), (3, 7110824), (4, 5333118), (6, 3555412), (7, 3047496), (8, 2666559), (12, 1777706), (14, 1523748), (21, 1015832), (24, 888853), (28, 761874), (42, 507916), (43, 496104), (56, 380937), (84, 253958), (86, 248052), (129, 165368), (168, 126979), (172, 124026), (258, 82684), (301, 70872), (344, 62013), (516, 41342), (602, 35436), (903, 23624), (1032, 20671), (1204, 17718), (1806, 11812), (2408, 8859), (2953, 7224), (3612, 5906)]