21093384690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{259547}}^1$

素因数の和:259613

約数の個数: 128

約数和(自身を含む): 65779845120

約数和(自身を除く): 44686460430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 43, 45, 54, 63, 70, 86, 90, 105, 126, 129, 135, 189, 210, 215, 258, 270, 301, 315, 378, 387, 430, 602, 630, 645, 774, 903, 945, 1161, 1290, 1505, 1806, 1890, 1935, 2322, 2709, 3010, 3870, 4515, 5418, 5805, 8127, 9030, 11610, 13545, 16254, 27090, 40635, 81270, 259547, 519094, 778641, 1297735, 1557282, 1816829, 2335923, 2595470, 3633658, 3893205, 4671846, 5450487, 7007769, 7786410, 9084145, 10900974, 11160521, 11679615, 14015538, 16351461, 18168290, 22321042, 23359230, 27252435, 32702922, 33481563, 35038845, 49054383, 54504870, 55802605, 66963126, 70077690, 78123647, 81757305, 98108766, 100444689, 111605210, 156247294, 163514610, 167407815, 200889378, 234370941, 245271915, 301334067, 334815630, 390618235, 468741882, 490543830, 502223445, 602668134, 703112823, 781236470, 1004446890, 1171854705, 1406225646, 1506670335, 2109338469, 2343709410, 3013340670, 3515564115, 4218676938, 7031128230, 10546692345, 21093384690]

約数ペア:

[(1, 21093384690), (2, 10546692345), (3, 7031128230), (5, 4218676938), (6, 3515564115), (7, 3013340670), (9, 2343709410), (10, 2109338469), (14, 1506670335), (15, 1406225646), (18, 1171854705), (21, 1004446890), (27, 781236470), (30, 703112823), (35, 602668134), (42, 502223445), (43, 490543830), (45, 468741882), (54, 390618235), (63, 334815630), (70, 301334067), (86, 245271915), (90, 234370941), (105, 200889378), (126, 167407815), (129, 163514610), (135, 156247294), (189, 111605210), (210, 100444689), (215, 98108766), (258, 81757305), (270, 78123647), (301, 70077690), (315, 66963126), (378, 55802605), (387, 54504870), (430, 49054383), (602, 35038845), (630, 33481563), (645, 32702922), (774, 27252435), (903, 23359230), (945, 22321042), (1161, 18168290), (1290, 16351461), (1505, 14015538), (1806, 11679615), (1890, 11160521), (1935, 10900974), (2322, 9084145), (2709, 7786410), (3010, 7007769), (3870, 5450487), (4515, 4671846), (5418, 3893205), (5805, 3633658), (8127, 2595470), (9030, 2335923), (11610, 1816829), (13545, 1557282), (16254, 1297735), (27090, 778641), (40635, 519094), (81270, 259547)]