21074508

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:956

約数の個数: 108

約数和(自身を含む): 66808560

約数和(自身を除く): 45734052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 919, 1092, 1274, 1638, 1764, 1838, 1911, 2548, 2757, 3276, 3676, 3822, 5514, 5733, 6433, 7644, 8271, 11028, 11466, 11947, 12866, 16542, 19299, 22932, 23894, 25732, 33084, 35841, 38598, 45031, 47788, 57897, 71682, 77196, 83629, 90062, 107523, 115794, 135093, 143364, 167258, 180124, 215046, 231588, 250887, 270186, 334516, 405279, 430092, 501774, 540372, 585403, 752661, 810558, 1003548, 1170806, 1505322, 1621116, 1756209, 2341612, 3010644, 3512418, 5268627, 7024836, 10537254, 21074508]

約数ペア:

[(1, 21074508), (2, 10537254), (3, 7024836), (4, 5268627), (6, 3512418), (7, 3010644), (9, 2341612), (12, 1756209), (13, 1621116), (14, 1505322), (18, 1170806), (21, 1003548), (26, 810558), (28, 752661), (36, 585403), (39, 540372), (42, 501774), (49, 430092), (52, 405279), (63, 334516), (78, 270186), (84, 250887), (91, 231588), (98, 215046), (117, 180124), (126, 167258), (147, 143364), (156, 135093), (182, 115794), (196, 107523), (234, 90062), (252, 83629), (273, 77196), (294, 71682), (364, 57897), (441, 47788), (468, 45031), (546, 38598), (588, 35841), (637, 33084), (819, 25732), (882, 23894), (919, 22932), (1092, 19299), (1274, 16542), (1638, 12866), (1764, 11947), (1838, 11466), (1911, 11028), (2548, 8271), (2757, 7644), (3276, 6433), (3676, 5733), (3822, 5514)]