21488501088

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{6607}}^1$

素因数の和:7137

約数の個数: 144

約数和(自身を含む): 63904329216

約数和(自身を除く): 42415828128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 491, 552, 736, 828, 982, 1104, 1473, 1656, 1964, 2208, 2946, 3312, 3928, 4419, 5892, 6607, 6624, 7856, 8838, 11293, 11784, 13214, 15712, 17676, 19821, 22586, 23568, 26428, 33879, 35352, 39642, 45172, 47136, 52856, 59463, 67758, 70704, 79284, 90344, 101637, 105712, 118926, 135516, 141408, 151961, 158568, 180688, 203274, 211424, 237852, 271032, 303922, 317136, 361376, 406548, 455883, 475704, 542064, 607844, 634272, 813096, 911766, 951408, 1084128, 1215688, 1367649, 1626192, 1823532, 1902816, 2431376, 2735298, 3244037, 3252384, 3647064, 4862752, 5470596, 6488074, 7294128, 9732111, 10941192, 12976148, 14588256, 19464222, 21882384, 25952296, 29196333, 38928444, 43764768, 51904592, 58392666, 74612851, 77856888, 103809184, 116785332, 149225702, 155713776, 223838553, 233570664, 298451404, 311427552, 447677106, 467141328, 596902808, 671515659, 895354212, 934282656, 1193805616, 1343031318, 1790708424, 2387611232, 2686062636, 3581416848, 5372125272, 7162833696, 10744250544, 21488501088]

約数ペア:

[(1, 21488501088), (2, 10744250544), (3, 7162833696), (4, 5372125272), (6, 3581416848), (8, 2686062636), (9, 2387611232), (12, 1790708424), (16, 1343031318), (18, 1193805616), (23, 934282656), (24, 895354212), (32, 671515659), (36, 596902808), (46, 467141328), (48, 447677106), (69, 311427552), (72, 298451404), (92, 233570664), (96, 223838553), (138, 155713776), (144, 149225702), (184, 116785332), (207, 103809184), (276, 77856888), (288, 74612851), (368, 58392666), (414, 51904592), (491, 43764768), (552, 38928444), (736, 29196333), (828, 25952296), (982, 21882384), (1104, 19464222), (1473, 14588256), (1656, 12976148), (1964, 10941192), (2208, 9732111), (2946, 7294128), (3312, 6488074), (3928, 5470596), (4419, 4862752), (5892, 3647064), (6607, 3252384), (6624, 3244037), (7856, 2735298), (8838, 2431376), (11293, 1902816), (11784, 1823532), (13214, 1626192), (15712, 1367649), (17676, 1215688), (19821, 1084128), (22586, 951408), (23568, 911766), (26428, 813096), (33879, 634272), (35352, 607844), (39642, 542064), (45172, 475704), (47136, 455883), (52856, 406548), (59463, 361376), (67758, 317136), (70704, 303922), (79284, 271032), (90344, 237852), (101637, 211424), (105712, 203274), (118926, 180688), (135516, 158568), (141408, 151961)]