21415804552

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 44379187200

約数和(自身を除く): 22963382648

約数列:

[1, 2, 4, 8, 19, 38, 47, 53, 76, 94, 106, 152, 163, 188, 212, 326, 347, 376, 424, 652, 694, 893, 1007, 1304, 1388, 1786, 2014, 2491, 2776, 3097, 3572, 4028, 4982, 6194, 6593, 7144, 7661, 8056, 8639, 9964, 12388, 13186, 15322, 16309, 17278, 18391, 19928, 24776, 26372, 30644, 32618, 34556, 36782, 47329, 52744, 56561, 61288, 65236, 69112, 73564, 94658, 113122, 130472, 145559, 147128, 164141, 189316, 226244, 291118, 309871, 328282, 349429, 378632, 406033, 452488, 582236, 619742, 656564, 698858, 812066, 864377, 1074659, 1164472, 1239484, 1313128, 1397716, 1624132, 1728754, 2149318, 2478968, 2658367, 2795432, 2997733, 3248264, 3457508, 4298636, 5316734, 5995466, 6915016, 7714627, 8597272, 10633468, 11990932, 15429254, 16423163, 21266936, 23981864, 30858508, 32846326, 50508973, 56956927, 61717016, 65692652, 101017946, 113913854, 131385304, 140893451, 202035892, 227827708, 281786902, 404071784, 455655416, 563573804, 1127147608, 2676975569, 5353951138, 10707902276, 21415804552]

約数ペア:

[(1, 21415804552), (2, 10707902276), (4, 5353951138), (8, 2676975569), (19, 1127147608), (38, 563573804), (47, 455655416), (53, 404071784), (76, 281786902), (94, 227827708), (106, 202035892), (152, 140893451), (163, 131385304), (188, 113913854), (212, 101017946), (326, 65692652), (347, 61717016), (376, 56956927), (424, 50508973), (652, 32846326), (694, 30858508), (893, 23981864), (1007, 21266936), (1304, 16423163), (1388, 15429254), (1786, 11990932), (2014, 10633468), (2491, 8597272), (2776, 7714627), (3097, 6915016), (3572, 5995466), (4028, 5316734), (4982, 4298636), (6194, 3457508), (6593, 3248264), (7144, 2997733), (7661, 2795432), (8056, 2658367), (8639, 2478968), (9964, 2149318), (12388, 1728754), (13186, 1624132), (15322, 1397716), (16309, 1313128), (17278, 1239484), (18391, 1164472), (19928, 1074659), (24776, 864377), (26372, 812066), (30644, 698858), (32618, 656564), (34556, 619742), (36782, 582236), (47329, 452488), (52744, 406033), (56561, 378632), (61288, 349429), (65236, 328282), (69112, 309871), (73564, 291118), (94658, 226244), (113122, 189316), (130472, 164141), (145559, 147128)]