21397411776

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^2\times {\mathrm{659437}}^1$

素因数の和:659478

約数の個数: 84

約数和(自身を含む): 61303994232

約数和(自身を除く): 39906582456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 169, 192, 208, 312, 338, 416, 507, 624, 676, 832, 1014, 1248, 1352, 2028, 2496, 2704, 4056, 5408, 8112, 10816, 16224, 32448, 659437, 1318874, 1978311, 2637748, 3956622, 5275496, 7913244, 8572681, 10550992, 15826488, 17145362, 21101984, 25718043, 31652976, 34290724, 42203968, 51436086, 63305952, 68581448, 102872172, 111444853, 126611904, 137162896, 205744344, 222889706, 274325792, 334334559, 411488688, 445779412, 548651584, 668669118, 822977376, 891558824, 1337338236, 1645954752, 1783117648, 2674676472, 3566235296, 5349352944, 7132470592, 10698705888, 21397411776]

約数ペア:

[(1, 21397411776), (2, 10698705888), (3, 7132470592), (4, 5349352944), (6, 3566235296), (8, 2674676472), (12, 1783117648), (13, 1645954752), (16, 1337338236), (24, 891558824), (26, 822977376), (32, 668669118), (39, 548651584), (48, 445779412), (52, 411488688), (64, 334334559), (78, 274325792), (96, 222889706), (104, 205744344), (156, 137162896), (169, 126611904), (192, 111444853), (208, 102872172), (312, 68581448), (338, 63305952), (416, 51436086), (507, 42203968), (624, 34290724), (676, 31652976), (832, 25718043), (1014, 21101984), (1248, 17145362), (1352, 15826488), (2028, 10550992), (2496, 8572681), (2704, 7913244), (4056, 5275496), (5408, 3956622), (8112, 2637748), (10816, 1978311), (16224, 1318874), (32448, 659437)]