About the Number

21391092768

21391092767 ← → 21391092769

2進数表記:10011111011000000100010110000100000

漢数字表記:二百十三億九千百九万二千七百六十八

素因数分解:

2 5 × 3 1 × 257 1 × 449 1 × 1931 1

素因数の和:2650
約数の個数: 96
約数和(自身を含む): 56524910400
約数和(自身を除く): 35133817632

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 257, 449, 514, 771, 898, 1028, 1347, 1542, 1796, 1931, 2056, 2694, 3084, 3592, 3862, 4112, 5388, 5793, 6168, 7184, 7724, 8224, 10776, 11586, 12336, 14368, 15448, 21552, 23172, 24672, 30896, 43104, 46344, 61792, 92688, 115393, 185376, 230786, 346179, 461572, 496267, 692358, 867019, 923144, 992534, 1384716, 1488801, 1734038, 1846288, 1985068, 2601057, 2769432, 2977602, 3468076, 3692576, 3970136, 5202114, 5538864, 5955204, 6936152, 7940272, 10404228, 11077728, 11910408, 13872304, 15880544, 20808456, 23820816, 27744608, 41616912, 47641632, 83233824, 222823883, 445647766, 668471649, 891295532, 1336943298, 1782591064, 2673886596, 3565182128, 5347773192, 7130364256, 10695546384, 21391092768]

約数ペア:
[(1, 21391092768), (2, 10695546384), (3, 7130364256), (4, 5347773192), (6, 3565182128), (8, 2673886596), (12, 1782591064), (16, 1336943298), (24, 891295532), (32, 668471649), (48, 445647766), (96, 222823883), (257, 83233824), (449, 47641632), (514, 41616912), (771, 27744608), (898, 23820816), (1028, 20808456), (1347, 15880544), (1542, 13872304), (1796, 11910408), (1931, 11077728), (2056, 10404228), (2694, 7940272), (3084, 6936152), (3592, 5955204), (3862, 5538864), (4112, 5202114), (5388, 3970136), (5793, 3692576), (6168, 3468076), (7184, 2977602), (7724, 2769432), (8224, 2601057), (10776, 1985068), (11586, 1846288), (12336, 1734038), (14368, 1488801), (15448, 1384716), (21552, 992534), (23172, 923144), (24672, 867019), (30896, 692358), (43104, 496267), (46344, 461572), (61792, 346179), (92688, 230786), (115393, 185376)]

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