21744756

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 61405344

約数和(自身を除く): 39660588

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1277, 1419, 1548, 1892, 2554, 2838, 3831, 4257, 5108, 5676, 7662, 8514, 11493, 14047, 15324, 17028, 22986, 28094, 42141, 45972, 54911, 56188, 84282, 109822, 126423, 164733, 168564, 219644, 252846, 329466, 494199, 505692, 604021, 658932, 988398, 1208042, 1812063, 1976796, 2416084, 3624126, 5436189, 7248252, 10872378, 21744756]

約数ペア:

[(1, 21744756), (2, 10872378), (3, 7248252), (4, 5436189), (6, 3624126), (9, 2416084), (11, 1976796), (12, 1812063), (18, 1208042), (22, 988398), (33, 658932), (36, 604021), (43, 505692), (44, 494199), (66, 329466), (86, 252846), (99, 219644), (129, 168564), (132, 164733), (172, 126423), (198, 109822), (258, 84282), (387, 56188), (396, 54911), (473, 45972), (516, 42141), (774, 28094), (946, 22986), (1277, 17028), (1419, 15324), (1548, 14047), (1892, 11493), (2554, 8514), (2838, 7662), (3831, 5676), (4257, 5108)]