21376294128

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{8147}}^1$

素因数の和:8324

約数の個数: 240

約数和(自身を含む): 72502859520

約数和(自身を除く): 51126565392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 133, 137, 144, 152, 168, 171, 228, 252, 266, 274, 304, 336, 342, 399, 411, 456, 504, 532, 548, 684, 798, 822, 912, 959, 1008, 1064, 1096, 1197, 1233, 1368, 1596, 1644, 1918, 2128, 2192, 2394, 2466, 2603, 2736, 2877, 3192, 3288, 3836, 4788, 4932, 5206, 5754, 6384, 6576, 7672, 7809, 8147, 8631, 9576, 9864, 10412, 11508, 15344, 15618, 16294, 17262, 18221, 19152, 19728, 20824, 23016, 23427, 24441, 31236, 32588, 34524, 36442, 41648, 46032, 46854, 48882, 54663, 57029, 62472, 65176, 69048, 72884, 73323, 93708, 97764, 109326, 114058, 124944, 130352, 138096, 145768, 146646, 154793, 163989, 171087, 187416, 195528, 218652, 228116, 291536, 293292, 309586, 327978, 342174, 374832, 391056, 437304, 456232, 464379, 513261, 586584, 619172, 655956, 684348, 874608, 912464, 928758, 1026522, 1083551, 1116139, 1173168, 1238344, 1311912, 1368696, 1393137, 1857516, 2053044, 2167102, 2232278, 2476688, 2623824, 2737392, 2786274, 3250653, 3348417, 3715032, 4106088, 4334204, 4464556, 5572548, 6501306, 6696834, 7430064, 7812973, 8212176, 8668408, 8929112, 9751959, 10045251, 11145096, 13002612, 13393668, 15625946, 17336816, 17858224, 19503918, 20090502, 21206641, 22290192, 23438919, 26005224, 26787336, 31251892, 39007836, 40181004, 42413282, 46877838, 52010448, 53574672, 62503784, 63619923, 70316757, 78015672, 80362008, 84826564, 93755676, 125007568, 127239846, 140633514, 148446487, 156031344, 160724016, 169653128, 187511352, 190859769, 254479692, 281267028, 296892974, 339306256, 375022704, 381719538, 445339461, 508959384, 562534056, 593785948, 763439076, 890678922, 1017918768, 1125068112, 1187571896, 1336018383, 1526878152, 1781357844, 2375143792, 2672036766, 3053756304, 3562715688, 5344073532, 7125431376, 10688147064, 21376294128]

約数ペア:

[(1, 21376294128), (2, 10688147064), (3, 7125431376), (4, 5344073532), (6, 3562715688), (7, 3053756304), (8, 2672036766), (9, 2375143792), (12, 1781357844), (14, 1526878152), (16, 1336018383), (18, 1187571896), (19, 1125068112), (21, 1017918768), (24, 890678922), (28, 763439076), (36, 593785948), (38, 562534056), (42, 508959384), (48, 445339461), (56, 381719538), (57, 375022704), (63, 339306256), (72, 296892974), (76, 281267028), (84, 254479692), (112, 190859769), (114, 187511352), (126, 169653128), (133, 160724016), (137, 156031344), (144, 148446487), (152, 140633514), (168, 127239846), (171, 125007568), (228, 93755676), (252, 84826564), (266, 80362008), (274, 78015672), (304, 70316757), (336, 63619923), (342, 62503784), (399, 53574672), (411, 52010448), (456, 46877838), (504, 42413282), (532, 40181004), (548, 39007836), (684, 31251892), (798, 26787336), (822, 26005224), (912, 23438919), (959, 22290192), (1008, 21206641), (1064, 20090502), (1096, 19503918), (1197, 17858224), (1233, 17336816), (1368, 15625946), (1596, 13393668), (1644, 13002612), (1918, 11145096), (2128, 10045251), (2192, 9751959), (2394, 8929112), (2466, 8668408), (2603, 8212176), (2736, 7812973), (2877, 7430064), (3192, 6696834), (3288, 6501306), (3836, 5572548), (4788, 4464556), (4932, 4334204), (5206, 4106088), (5754, 3715032), (6384, 3348417), (6576, 3250653), (7672, 2786274), (7809, 2737392), (8147, 2623824), (8631, 2476688), (9576, 2232278), (9864, 2167102), (10412, 2053044), (11508, 1857516), (15344, 1393137), (15618, 1368696), (16294, 1311912), (17262, 1238344), (18221, 1173168), (19152, 1116139), (19728, 1083551), (20824, 1026522), (23016, 928758), (23427, 912464), (24441, 874608), (31236, 684348), (32588, 655956), (34524, 619172), (36442, 586584), (41648, 513261), (46032, 464379), (46854, 456232), (48882, 437304), (54663, 391056), (57029, 374832), (62472, 342174), (65176, 327978), (69048, 309586), (72884, 293292), (73323, 291536), (93708, 228116), (97764, 218652), (109326, 195528), (114058, 187416), (124944, 171087), (130352, 163989), (138096, 154793), (145768, 146646)]