21081007872

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{295153}}^1$

素因数の和:295206

約数の個数: 108

約数和(自身を含む): 62742656704

約数和(自身を除く): 41661648832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 558, 576, 744, 768, 992, 1116, 1152, 1488, 1984, 2232, 2304, 2976, 3968, 4464, 5952, 7936, 8928, 11904, 17856, 23808, 35712, 71424, 295153, 590306, 885459, 1180612, 1770918, 2361224, 2656377, 3541836, 4722448, 5312754, 7083672, 9149743, 9444896, 10625508, 14167344, 18299486, 18889792, 21251016, 27449229, 28334688, 36598972, 37779584, 42502032, 54898458, 56669376, 73197944, 75559168, 82347687, 85004064, 109796916, 113338752, 146395888, 164695374, 170008128, 219593832, 226677504, 292791776, 329390748, 340016256, 439187664, 585583552, 658781496, 680032512, 878375328, 1171167104, 1317562992, 1756750656, 2342334208, 2635125984, 3513501312, 5270251968, 7027002624, 10540503936, 21081007872]

約数ペア:

[(1, 21081007872), (2, 10540503936), (3, 7027002624), (4, 5270251968), (6, 3513501312), (8, 2635125984), (9, 2342334208), (12, 1756750656), (16, 1317562992), (18, 1171167104), (24, 878375328), (31, 680032512), (32, 658781496), (36, 585583552), (48, 439187664), (62, 340016256), (64, 329390748), (72, 292791776), (93, 226677504), (96, 219593832), (124, 170008128), (128, 164695374), (144, 146395888), (186, 113338752), (192, 109796916), (248, 85004064), (256, 82347687), (279, 75559168), (288, 73197944), (372, 56669376), (384, 54898458), (496, 42502032), (558, 37779584), (576, 36598972), (744, 28334688), (768, 27449229), (992, 21251016), (1116, 18889792), (1152, 18299486), (1488, 14167344), (1984, 10625508), (2232, 9444896), (2304, 9149743), (2976, 7083672), (3968, 5312754), (4464, 4722448), (5952, 3541836), (7936, 2656377), (8928, 2361224), (11904, 1770918), (17856, 1180612), (23808, 885459), (35712, 590306), (71424, 295153)]