21379776

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 112

約数和(自身を含む): 63203328

約数和(自身を除く): 41823552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 53, 64, 66, 88, 96, 106, 132, 159, 176, 191, 192, 212, 264, 318, 352, 382, 424, 528, 573, 583, 636, 704, 764, 848, 1056, 1146, 1166, 1272, 1528, 1696, 1749, 2101, 2112, 2292, 2332, 2544, 3056, 3392, 3498, 4202, 4584, 4664, 5088, 6112, 6303, 6996, 8404, 9168, 9328, 10123, 10176, 12224, 12606, 13992, 16808, 18336, 18656, 20246, 25212, 27984, 30369, 33616, 36672, 37312, 40492, 50424, 55968, 60738, 67232, 80984, 100848, 111353, 111936, 121476, 134464, 161968, 201696, 222706, 242952, 323936, 334059, 403392, 445412, 485904, 647872, 668118, 890824, 971808, 1336236, 1781648, 1943616, 2672472, 3563296, 5344944, 7126592, 10689888, 21379776]

約数ペア:

[(1, 21379776), (2, 10689888), (3, 7126592), (4, 5344944), (6, 3563296), (8, 2672472), (11, 1943616), (12, 1781648), (16, 1336236), (22, 971808), (24, 890824), (32, 668118), (33, 647872), (44, 485904), (48, 445412), (53, 403392), (64, 334059), (66, 323936), (88, 242952), (96, 222706), (106, 201696), (132, 161968), (159, 134464), (176, 121476), (191, 111936), (192, 111353), (212, 100848), (264, 80984), (318, 67232), (352, 60738), (382, 55968), (424, 50424), (528, 40492), (573, 37312), (583, 36672), (636, 33616), (704, 30369), (764, 27984), (848, 25212), (1056, 20246), (1146, 18656), (1166, 18336), (1272, 16808), (1528, 13992), (1696, 12606), (1749, 12224), (2101, 10176), (2112, 10123), (2292, 9328), (2332, 9168), (2544, 8404), (3056, 6996), (3392, 6303), (3498, 6112), (4202, 5088), (4584, 4664)]