21918688344

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{762973}}^1$

素因数の和:763014

約数の個数: 128

約数和(自身を含む): 73245504000

約数和(自身を除く): 51326815656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 3192, 3591, 4104, 4788, 7182, 9576, 14364, 28728, 762973, 1525946, 2288919, 3051892, 4577838, 5340811, 6103784, 6866757, 9155676, 10681622, 13733514, 14496487, 16022433, 18311352, 20600271, 21363244, 27467028, 28992974, 32044866, 41200542, 42726488, 43489461, 48067299, 54934056, 57985948, 64089732, 82401084, 86978922, 96134598, 101475409, 115971896, 128179464, 130468383, 144201897, 164802168, 173957844, 192269196, 202950818, 260936766, 288403794, 304426227, 347915688, 384538392, 391405149, 405901636, 521873532, 576807588, 608852454, 782810298, 811803272, 913278681, 1043747064, 1153615176, 1217704908, 1565620596, 1826557362, 2435409816, 2739836043, 3131241192, 3653114724, 5479672086, 7306229448, 10959344172, 21918688344]

約数ペア:

[(1, 21918688344), (2, 10959344172), (3, 7306229448), (4, 5479672086), (6, 3653114724), (7, 3131241192), (8, 2739836043), (9, 2435409816), (12, 1826557362), (14, 1565620596), (18, 1217704908), (19, 1153615176), (21, 1043747064), (24, 913278681), (27, 811803272), (28, 782810298), (36, 608852454), (38, 576807588), (42, 521873532), (54, 405901636), (56, 391405149), (57, 384538392), (63, 347915688), (72, 304426227), (76, 288403794), (84, 260936766), (108, 202950818), (114, 192269196), (126, 173957844), (133, 164802168), (152, 144201897), (168, 130468383), (171, 128179464), (189, 115971896), (216, 101475409), (228, 96134598), (252, 86978922), (266, 82401084), (342, 64089732), (378, 57985948), (399, 54934056), (456, 48067299), (504, 43489461), (513, 42726488), (532, 41200542), (684, 32044866), (756, 28992974), (798, 27467028), (1026, 21363244), (1064, 20600271), (1197, 18311352), (1368, 16022433), (1512, 14496487), (1596, 13733514), (2052, 10681622), (2394, 9155676), (3192, 6866757), (3591, 6103784), (4104, 5340811), (4788, 4577838), (7182, 3051892), (9576, 2288919), (14364, 1525946), (28728, 762973)]