21271639232

素因数分解:

$2^6\times {\mathrm{17}}^3\times {\mathrm{67651}}^1$

素因数の和:67714

約数の個数: 56

約数和(自身を含む): 44849216880

約数和(自身を除く): 23577577648

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1088, 1156, 2312, 4624, 4913, 9248, 9826, 18496, 19652, 39304, 67651, 78608, 135302, 157216, 270604, 314432, 541208, 1082416, 1150067, 2164832, 2300134, 4329664, 4600268, 9200536, 18401072, 19551139, 36802144, 39102278, 73604288, 78204556, 156409112, 312818224, 332369363, 625636448, 664738726, 1251272896, 1329477452, 2658954904, 5317909808, 10635819616, 21271639232]

約数ペア:

[(1, 21271639232), (2, 10635819616), (4, 5317909808), (8, 2658954904), (16, 1329477452), (17, 1251272896), (32, 664738726), (34, 625636448), (64, 332369363), (68, 312818224), (136, 156409112), (272, 78204556), (289, 73604288), (544, 39102278), (578, 36802144), (1088, 19551139), (1156, 18401072), (2312, 9200536), (4624, 4600268), (4913, 4329664), (9248, 2300134), (9826, 2164832), (18496, 1150067), (19652, 1082416), (39304, 541208), (67651, 314432), (78608, 270604), (135302, 157216)]