21490765128

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{152833}}^1$

素因数の和:152889

約数の個数: 160

約数和(自身を含む): 71012789760

約数和(自身を除く): 49522024632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 81, 84, 93, 108, 124, 126, 162, 168, 186, 189, 216, 217, 248, 252, 279, 324, 372, 378, 434, 504, 558, 567, 648, 651, 744, 756, 837, 868, 1116, 1134, 1302, 1512, 1674, 1736, 1953, 2232, 2268, 2511, 2604, 3348, 3906, 4536, 5022, 5208, 5859, 6696, 7812, 10044, 11718, 15624, 17577, 20088, 23436, 35154, 46872, 70308, 140616, 152833, 305666, 458499, 611332, 916998, 1069831, 1222664, 1375497, 1833996, 2139662, 2750994, 3209493, 3667992, 4126491, 4279324, 4737823, 5501988, 6418986, 8252982, 8558648, 9475646, 9628479, 11003976, 12379473, 12837972, 14213469, 16505964, 18951292, 19256958, 24758946, 25675944, 28426938, 28885437, 33011928, 33164761, 37902584, 38513916, 42640407, 49517892, 56853876, 57770874, 66329522, 77027832, 85280814, 86656311, 99035784, 99494283, 113707752, 115541748, 127921221, 132659044, 170561628, 173312622, 198988566, 231083496, 255842442, 265318088, 298482849, 341123256, 346625244, 383763663, 397977132, 511684884, 596965698, 693250488, 767527326, 795954264, 895448547, 1023369768, 1193931396, 1535054652, 1790897094, 2387862792, 2686345641, 3070109304, 3581794188, 5372691282, 7163588376, 10745382564, 21490765128]

約数ペア:

[(1, 21490765128), (2, 10745382564), (3, 7163588376), (4, 5372691282), (6, 3581794188), (7, 3070109304), (8, 2686345641), (9, 2387862792), (12, 1790897094), (14, 1535054652), (18, 1193931396), (21, 1023369768), (24, 895448547), (27, 795954264), (28, 767527326), (31, 693250488), (36, 596965698), (42, 511684884), (54, 397977132), (56, 383763663), (62, 346625244), (63, 341123256), (72, 298482849), (81, 265318088), (84, 255842442), (93, 231083496), (108, 198988566), (124, 173312622), (126, 170561628), (162, 132659044), (168, 127921221), (186, 115541748), (189, 113707752), (216, 99494283), (217, 99035784), (248, 86656311), (252, 85280814), (279, 77027832), (324, 66329522), (372, 57770874), (378, 56853876), (434, 49517892), (504, 42640407), (558, 38513916), (567, 37902584), (648, 33164761), (651, 33011928), (744, 28885437), (756, 28426938), (837, 25675944), (868, 24758946), (1116, 19256958), (1134, 18951292), (1302, 16505964), (1512, 14213469), (1674, 12837972), (1736, 12379473), (1953, 11003976), (2232, 9628479), (2268, 9475646), (2511, 8558648), (2604, 8252982), (3348, 6418986), (3906, 5501988), (4536, 4737823), (5022, 4279324), (5208, 4126491), (5859, 3667992), (6696, 3209493), (7812, 2750994), (10044, 2139662), (11718, 1833996), (15624, 1375497), (17577, 1222664), (20088, 1069831), (23436, 916998), (35154, 611332), (46872, 458499), (70308, 305666), (140616, 152833)]