21766290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 192

約数和(自身を含む): 70326144

約数和(自身を除く): 48559854

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 49, 51, 65, 67, 70, 78, 85, 91, 98, 102, 105, 119, 130, 134, 147, 170, 182, 195, 201, 210, 221, 238, 245, 255, 273, 294, 335, 357, 390, 402, 442, 455, 469, 490, 510, 546, 595, 637, 663, 670, 714, 735, 833, 871, 910, 938, 1005, 1105, 1139, 1190, 1274, 1326, 1365, 1407, 1470, 1547, 1666, 1742, 1785, 1911, 2010, 2210, 2278, 2345, 2499, 2613, 2730, 2814, 3094, 3185, 3283, 3315, 3417, 3570, 3822, 4165, 4355, 4641, 4690, 4998, 5226, 5695, 6097, 6370, 6566, 6630, 6834, 7035, 7735, 7973, 8330, 8710, 9282, 9555, 9849, 10829, 11390, 12194, 12495, 13065, 14070, 14807, 15470, 15946, 16415, 17085, 18291, 19110, 19698, 21658, 23205, 23919, 24990, 26130, 29614, 30485, 32487, 32830, 34170, 36582, 39865, 42679, 44421, 46410, 47838, 49245, 54145, 55811, 60970, 64974, 74035, 79730, 85358, 88842, 91455, 98490, 103649, 108290, 111622, 119595, 128037, 148070, 162435, 167433, 182910, 207298, 213395, 222105, 239190, 256074, 279055, 310947, 324870, 334866, 426790, 444210, 518245, 558110, 621894, 640185, 725543, 837165, 1036490, 1280370, 1451086, 1554735, 1674330, 2176629, 3109470, 3627715, 4353258, 7255430, 10883145, 21766290]

約数ペア:

[(1, 21766290), (2, 10883145), (3, 7255430), (5, 4353258), (6, 3627715), (7, 3109470), (10, 2176629), (13, 1674330), (14, 1554735), (15, 1451086), (17, 1280370), (21, 1036490), (26, 837165), (30, 725543), (34, 640185), (35, 621894), (39, 558110), (42, 518245), (49, 444210), (51, 426790), (65, 334866), (67, 324870), (70, 310947), (78, 279055), (85, 256074), (91, 239190), (98, 222105), (102, 213395), (105, 207298), (119, 182910), (130, 167433), (134, 162435), (147, 148070), (170, 128037), (182, 119595), (195, 111622), (201, 108290), (210, 103649), (221, 98490), (238, 91455), (245, 88842), (255, 85358), (273, 79730), (294, 74035), (335, 64974), (357, 60970), (390, 55811), (402, 54145), (442, 49245), (455, 47838), (469, 46410), (490, 44421), (510, 42679), (546, 39865), (595, 36582), (637, 34170), (663, 32830), (670, 32487), (714, 30485), (735, 29614), (833, 26130), (871, 24990), (910, 23919), (938, 23205), (1005, 21658), (1105, 19698), (1139, 19110), (1190, 18291), (1274, 17085), (1326, 16415), (1365, 15946), (1407, 15470), (1470, 14807), (1547, 14070), (1666, 13065), (1742, 12495), (1785, 12194), (1911, 11390), (2010, 10829), (2210, 9849), (2278, 9555), (2345, 9282), (2499, 8710), (2613, 8330), (2730, 7973), (2814, 7735), (3094, 7035), (3185, 6834), (3283, 6630), (3315, 6566), (3417, 6370), (3570, 6097), (3822, 5695), (4165, 5226), (4355, 4998), (4641, 4690)]