21209312568

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{3461}}^1$

素因数の和:3677

約数の個数: 128

約数和(自身を含む): 55821841920

約数和(自身を除く): 34612529352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 67, 74, 103, 111, 134, 148, 201, 206, 222, 268, 296, 309, 402, 412, 444, 536, 618, 804, 824, 888, 1236, 1608, 2472, 2479, 3461, 3811, 4958, 6901, 6922, 7437, 7622, 9916, 10383, 11433, 13802, 13844, 14874, 15244, 19832, 20703, 20766, 22866, 27604, 27688, 29748, 30488, 41406, 41532, 45732, 55208, 59496, 82812, 83064, 91464, 128057, 165624, 231887, 255337, 256114, 356483, 384171, 463774, 510674, 512228, 695661, 712966, 766011, 768342, 927548, 1021348, 1024456, 1069449, 1391322, 1425932, 1532022, 1536684, 1855096, 2042696, 2138898, 2782644, 2851864, 3064044, 3073368, 4277796, 5565288, 6128088, 8555592, 8579819, 13189871, 17159638, 23884361, 25739457, 26379742, 34319276, 39569613, 47768722, 51478914, 52759484, 68638552, 71653083, 79139226, 95537444, 102957828, 105518968, 143306166, 158278452, 191074888, 205915656, 286612332, 316556904, 573224664, 883721357, 1767442714, 2651164071, 3534885428, 5302328142, 7069770856, 10604656284, 21209312568]

約数ペア:

[(1, 21209312568), (2, 10604656284), (3, 7069770856), (4, 5302328142), (6, 3534885428), (8, 2651164071), (12, 1767442714), (24, 883721357), (37, 573224664), (67, 316556904), (74, 286612332), (103, 205915656), (111, 191074888), (134, 158278452), (148, 143306166), (201, 105518968), (206, 102957828), (222, 95537444), (268, 79139226), (296, 71653083), (309, 68638552), (402, 52759484), (412, 51478914), (444, 47768722), (536, 39569613), (618, 34319276), (804, 26379742), (824, 25739457), (888, 23884361), (1236, 17159638), (1608, 13189871), (2472, 8579819), (2479, 8555592), (3461, 6128088), (3811, 5565288), (4958, 4277796), (6901, 3073368), (6922, 3064044), (7437, 2851864), (7622, 2782644), (9916, 2138898), (10383, 2042696), (11433, 1855096), (13802, 1536684), (13844, 1532022), (14874, 1425932), (15244, 1391322), (19832, 1069449), (20703, 1024456), (20766, 1021348), (22866, 927548), (27604, 768342), (27688, 766011), (29748, 712966), (30488, 695661), (41406, 512228), (41532, 510674), (45732, 463774), (55208, 384171), (59496, 356483), (82812, 256114), (83064, 255337), (91464, 231887), (128057, 165624)]