21160128

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:302

約数の個数: 112

約数和(自身を含む): 62764416

約数和(自身を除く): 41604288

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 43, 44, 48, 64, 66, 86, 88, 96, 129, 132, 172, 176, 192, 233, 258, 264, 344, 352, 466, 473, 516, 528, 688, 699, 704, 932, 946, 1032, 1056, 1376, 1398, 1419, 1864, 1892, 2064, 2112, 2563, 2752, 2796, 2838, 3728, 3784, 4128, 5126, 5592, 5676, 7456, 7568, 7689, 8256, 10019, 10252, 11184, 11352, 14912, 15136, 15378, 20038, 20504, 22368, 22704, 30057, 30272, 30756, 40076, 41008, 44736, 45408, 60114, 61512, 80152, 82016, 90816, 110209, 120228, 123024, 160304, 164032, 220418, 240456, 246048, 320608, 330627, 440836, 480912, 492096, 641216, 661254, 881672, 961824, 1322508, 1763344, 1923648, 2645016, 3526688, 5290032, 7053376, 10580064, 21160128]

約数ペア:

[(1, 21160128), (2, 10580064), (3, 7053376), (4, 5290032), (6, 3526688), (8, 2645016), (11, 1923648), (12, 1763344), (16, 1322508), (22, 961824), (24, 881672), (32, 661254), (33, 641216), (43, 492096), (44, 480912), (48, 440836), (64, 330627), (66, 320608), (86, 246048), (88, 240456), (96, 220418), (129, 164032), (132, 160304), (172, 123024), (176, 120228), (192, 110209), (233, 90816), (258, 82016), (264, 80152), (344, 61512), (352, 60114), (466, 45408), (473, 44736), (516, 41008), (528, 40076), (688, 30756), (699, 30272), (704, 30057), (932, 22704), (946, 22368), (1032, 20504), (1056, 20038), (1376, 15378), (1398, 15136), (1419, 14912), (1864, 11352), (1892, 11184), (2064, 10252), (2112, 10019), (2563, 8256), (2752, 7689), (2796, 7568), (2838, 7456), (3728, 5676), (3784, 5592), (4128, 5126)]