21014721054

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{2039}}^1$

素因数の和:2279

約数の個数: 128

約数和(自身を含む): 50409216000

約数和(自身を除く): 29394494946

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 103, 109, 153, 206, 218, 306, 309, 327, 459, 618, 654, 918, 927, 981, 1751, 1853, 1854, 1962, 2039, 2781, 2943, 3502, 3706, 4078, 5253, 5559, 5562, 5886, 6117, 10506, 11118, 11227, 12234, 15759, 16677, 18351, 22454, 31518, 33354, 33681, 34663, 36702, 47277, 50031, 55053, 67362, 69326, 94554, 100062, 101043, 103989, 110106, 190859, 202086, 207978, 210017, 222251, 303129, 311967, 381718, 420034, 444502, 572577, 606258, 623934, 630051, 666753, 935901, 1145154, 1260102, 1333506, 1717731, 1871802, 1890153, 2000259, 3435462, 3570289, 3778267, 3780306, 4000518, 5153193, 5670459, 6000777, 7140578, 7556534, 10306386, 10710867, 11334801, 11340918, 12001554, 21421734, 22669602, 22891853, 32132601, 34004403, 45783706, 64265202, 68008806, 68675559, 96397803, 102013209, 137351118, 192795606, 204026418, 206026677, 389161501, 412053354, 618080031, 778323002, 1167484503, 1236160062, 2334969006, 3502453509, 7004907018, 10507360527, 21014721054]

約数ペア:

[(1, 21014721054), (2, 10507360527), (3, 7004907018), (6, 3502453509), (9, 2334969006), (17, 1236160062), (18, 1167484503), (27, 778323002), (34, 618080031), (51, 412053354), (54, 389161501), (102, 206026677), (103, 204026418), (109, 192795606), (153, 137351118), (206, 102013209), (218, 96397803), (306, 68675559), (309, 68008806), (327, 64265202), (459, 45783706), (618, 34004403), (654, 32132601), (918, 22891853), (927, 22669602), (981, 21421734), (1751, 12001554), (1853, 11340918), (1854, 11334801), (1962, 10710867), (2039, 10306386), (2781, 7556534), (2943, 7140578), (3502, 6000777), (3706, 5670459), (4078, 5153193), (5253, 4000518), (5559, 3780306), (5562, 3778267), (5886, 3570289), (6117, 3435462), (10506, 2000259), (11118, 1890153), (11227, 1871802), (12234, 1717731), (15759, 1333506), (16677, 1260102), (18351, 1145154), (22454, 935901), (31518, 666753), (33354, 630051), (33681, 623934), (34663, 606258), (36702, 572577), (47277, 444502), (50031, 420034), (55053, 381718), (67362, 311967), (69326, 303129), (94554, 222251), (100062, 210017), (101043, 207978), (103989, 202086), (110106, 190859)]