21061406448

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{19577}}^1$

素因数の和:19863

約数の個数: 120

約数和(自身を含む): 61099648896

約数和(自身を除く): 40038242448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 241, 248, 279, 372, 482, 496, 558, 723, 744, 964, 1116, 1446, 1488, 1928, 2169, 2232, 2892, 3856, 4338, 4464, 5784, 7471, 8676, 11568, 14942, 17352, 19577, 22413, 29884, 34704, 39154, 44826, 58731, 59768, 67239, 78308, 89652, 117462, 119536, 134478, 156616, 176193, 179304, 234924, 268956, 313232, 352386, 358608, 469848, 537912, 606887, 704772, 939696, 1075824, 1213774, 1409544, 1820661, 2427548, 2819088, 3641322, 4718057, 4855096, 5461983, 7282644, 9436114, 9710192, 10923966, 14154171, 14565288, 18872228, 21847932, 28308342, 29130576, 37744456, 42462513, 43695864, 56616684, 75488912, 84925026, 87391728, 113233368, 146259767, 169850052, 226466736, 292519534, 339700104, 438779301, 585039068, 679400208, 877558602, 1170078136, 1316337903, 1755117204, 2340156272, 2632675806, 3510234408, 5265351612, 7020468816, 10530703224, 21061406448]

約数ペア:

[(1, 21061406448), (2, 10530703224), (3, 7020468816), (4, 5265351612), (6, 3510234408), (8, 2632675806), (9, 2340156272), (12, 1755117204), (16, 1316337903), (18, 1170078136), (24, 877558602), (31, 679400208), (36, 585039068), (48, 438779301), (62, 339700104), (72, 292519534), (93, 226466736), (124, 169850052), (144, 146259767), (186, 113233368), (241, 87391728), (248, 84925026), (279, 75488912), (372, 56616684), (482, 43695864), (496, 42462513), (558, 37744456), (723, 29130576), (744, 28308342), (964, 21847932), (1116, 18872228), (1446, 14565288), (1488, 14154171), (1928, 10923966), (2169, 9710192), (2232, 9436114), (2892, 7282644), (3856, 5461983), (4338, 4855096), (4464, 4718057), (5784, 3641322), (7471, 2819088), (8676, 2427548), (11568, 1820661), (14942, 1409544), (17352, 1213774), (19577, 1075824), (22413, 939696), (29884, 704772), (34704, 606887), (39154, 537912), (44826, 469848), (58731, 358608), (59768, 352386), (67239, 313232), (78308, 268956), (89652, 234924), (117462, 179304), (119536, 176193), (134478, 156616)]