21090691764

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{599}}^1\times {\mathrm{3361}}^1$

素因数の和:4070

約数の個数: 96

約数和(自身を含む): 55351968000

約数和(自身を除く): 34261276236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 599, 873, 1164, 1198, 1746, 1797, 2396, 2619, 3361, 3492, 3594, 5238, 5391, 6722, 7188, 10083, 10476, 10782, 13444, 16173, 20166, 21564, 30249, 32346, 40332, 58103, 60498, 64692, 90747, 116206, 120996, 174309, 181494, 232412, 326017, 348618, 362988, 522927, 652034, 697236, 978051, 1045854, 1304068, 1568781, 1956102, 2013239, 2091708, 2934153, 3137562, 3912204, 4026478, 5868306, 6039717, 6275124, 8052956, 8802459, 11736612, 12079434, 17604918, 18119151, 24158868, 35209836, 36238302, 54357453, 72476604, 108714906, 195284183, 217429812, 390568366, 585852549, 781136732, 1171705098, 1757557647, 2343410196, 3515115294, 5272672941, 7030230588, 10545345882, 21090691764]

約数ペア:

[(1, 21090691764), (2, 10545345882), (3, 7030230588), (4, 5272672941), (6, 3515115294), (9, 2343410196), (12, 1757557647), (18, 1171705098), (27, 781136732), (36, 585852549), (54, 390568366), (97, 217429812), (108, 195284183), (194, 108714906), (291, 72476604), (388, 54357453), (582, 36238302), (599, 35209836), (873, 24158868), (1164, 18119151), (1198, 17604918), (1746, 12079434), (1797, 11736612), (2396, 8802459), (2619, 8052956), (3361, 6275124), (3492, 6039717), (3594, 5868306), (5238, 4026478), (5391, 3912204), (6722, 3137562), (7188, 2934153), (10083, 2091708), (10476, 2013239), (10782, 1956102), (13444, 1568781), (16173, 1304068), (20166, 1045854), (21564, 978051), (30249, 697236), (32346, 652034), (40332, 522927), (58103, 362988), (60498, 348618), (64692, 326017), (90747, 232412), (116206, 181494), (120996, 174309)]