21895524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 70761600

約数和(自身を除く): 48866076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 51, 57, 63, 68, 76, 84, 102, 114, 119, 126, 133, 153, 171, 204, 228, 238, 252, 266, 269, 306, 323, 342, 357, 399, 476, 532, 538, 612, 646, 684, 714, 798, 807, 969, 1071, 1076, 1197, 1292, 1428, 1596, 1614, 1883, 1938, 2142, 2261, 2394, 2421, 2907, 3228, 3766, 3876, 4284, 4522, 4573, 4788, 4842, 5111, 5649, 5814, 6783, 7532, 9044, 9146, 9684, 10222, 11298, 11628, 13566, 13719, 15333, 16947, 18292, 20349, 20444, 22596, 27132, 27438, 30666, 32011, 33894, 35777, 40698, 41157, 45999, 54876, 61332, 64022, 67788, 71554, 81396, 82314, 86887, 91998, 96033, 107331, 128044, 143108, 164628, 173774, 183996, 192066, 214662, 260661, 288099, 321993, 347548, 384132, 429324, 521322, 576198, 608209, 643986, 781983, 1042644, 1152396, 1216418, 1287972, 1563966, 1824627, 2432836, 3127932, 3649254, 5473881, 7298508, 10947762, 21895524]

約数ペア:

[(1, 21895524), (2, 10947762), (3, 7298508), (4, 5473881), (6, 3649254), (7, 3127932), (9, 2432836), (12, 1824627), (14, 1563966), (17, 1287972), (18, 1216418), (19, 1152396), (21, 1042644), (28, 781983), (34, 643986), (36, 608209), (38, 576198), (42, 521322), (51, 429324), (57, 384132), (63, 347548), (68, 321993), (76, 288099), (84, 260661), (102, 214662), (114, 192066), (119, 183996), (126, 173774), (133, 164628), (153, 143108), (171, 128044), (204, 107331), (228, 96033), (238, 91998), (252, 86887), (266, 82314), (269, 81396), (306, 71554), (323, 67788), (342, 64022), (357, 61332), (399, 54876), (476, 45999), (532, 41157), (538, 40698), (612, 35777), (646, 33894), (684, 32011), (714, 30666), (798, 27438), (807, 27132), (969, 22596), (1071, 20444), (1076, 20349), (1197, 18292), (1292, 16947), (1428, 15333), (1596, 13719), (1614, 13566), (1883, 11628), (1938, 11298), (2142, 10222), (2261, 9684), (2394, 9146), (2421, 9044), (2907, 7532), (3228, 6783), (3766, 5814), (3876, 5649), (4284, 5111), (4522, 4842), (4573, 4788)]