21708544

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 50993712

約数和(自身を除く): 29285168

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 572, 593, 704, 832, 1144, 1186, 1408, 1664, 2288, 2372, 2816, 3328, 4576, 4744, 6523, 7709, 9152, 9488, 13046, 15418, 18304, 18976, 26092, 30836, 36608, 37952, 52184, 61672, 75904, 84799, 104368, 123344, 151808, 169598, 208736, 246688, 339196, 417472, 493376, 678392, 834944, 986752, 1356784, 1669888, 1973504, 2713568, 5427136, 10854272, 21708544]

約数ペア:

[(1, 21708544), (2, 10854272), (4, 5427136), (8, 2713568), (11, 1973504), (13, 1669888), (16, 1356784), (22, 986752), (26, 834944), (32, 678392), (44, 493376), (52, 417472), (64, 339196), (88, 246688), (104, 208736), (128, 169598), (143, 151808), (176, 123344), (208, 104368), (256, 84799), (286, 75904), (352, 61672), (416, 52184), (572, 37952), (593, 36608), (704, 30836), (832, 26092), (1144, 18976), (1186, 18304), (1408, 15418), (1664, 13046), (2288, 9488), (2372, 9152), (2816, 7709), (3328, 6523), (4576, 4744)]