21261228352

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{8431}}^1$

素因数の和:8896

約数の個数: 112

約数和(自身を含む): 52052557312

約数和(自身を除く): 30791328960

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 433, 448, 728, 832, 866, 1456, 1732, 2912, 3031, 3464, 5629, 5824, 6062, 6928, 8431, 11258, 12124, 13856, 16862, 22516, 24248, 27712, 33724, 39403, 45032, 48496, 59017, 67448, 78806, 90064, 96992, 109603, 118034, 134896, 157612, 180128, 193984, 219206, 236068, 269792, 315224, 360256, 438412, 472136, 539584, 630448, 767221, 876824, 944272, 1260896, 1534442, 1753648, 1888544, 2521792, 3068884, 3507296, 3650623, 3777088, 6137768, 7014592, 7301246, 12275536, 14602492, 24551072, 25554361, 29204984, 47458099, 49102144, 51108722, 58409968, 94916198, 102217444, 116819936, 189832396, 204434888, 233639872, 332206693, 379664792, 408869776, 664413386, 759329584, 817739552, 1328826772, 1518659168, 1635479104, 2657653544, 3037318336, 5315307088, 10630614176, 21261228352]

約数ペア:

[(1, 21261228352), (2, 10630614176), (4, 5315307088), (7, 3037318336), (8, 2657653544), (13, 1635479104), (14, 1518659168), (16, 1328826772), (26, 817739552), (28, 759329584), (32, 664413386), (52, 408869776), (56, 379664792), (64, 332206693), (91, 233639872), (104, 204434888), (112, 189832396), (182, 116819936), (208, 102217444), (224, 94916198), (364, 58409968), (416, 51108722), (433, 49102144), (448, 47458099), (728, 29204984), (832, 25554361), (866, 24551072), (1456, 14602492), (1732, 12275536), (2912, 7301246), (3031, 7014592), (3464, 6137768), (5629, 3777088), (5824, 3650623), (6062, 3507296), (6928, 3068884), (8431, 2521792), (11258, 1888544), (12124, 1753648), (13856, 1534442), (16862, 1260896), (22516, 944272), (24248, 876824), (27712, 767221), (33724, 630448), (39403, 539584), (45032, 472136), (48496, 438412), (59017, 360256), (67448, 315224), (78806, 269792), (90064, 236068), (96992, 219206), (109603, 193984), (118034, 180128), (134896, 157612)]