21050209152

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{870131}}^1$

素因数の和:870161

約数の個数: 128

約数和(自身を含む): 71002771200

約数和(自身を除く): 49952562048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 864, 896, 1008, 1152, 1344, 1512, 1728, 2016, 2688, 3024, 3456, 4032, 6048, 8064, 12096, 24192, 870131, 1740262, 2610393, 3480524, 5220786, 6090917, 6961048, 7831179, 10441572, 12181834, 13922096, 15662358, 18272751, 20883144, 23493537, 24363668, 27844192, 31324716, 36545502, 41766288, 46987074, 48727336, 54818253, 55688384, 62649432, 73091004, 83532576, 93974148, 97454672, 109636506, 111376768, 125298864, 146182008, 164454759, 167065152, 187948296, 194909344, 219273012, 250597728, 292364016, 328909518, 334130304, 375896592, 389818688, 438546024, 501195456, 584728032, 657819036, 751793184, 779637376, 877092048, 1002390912, 1169456064, 1315638072, 1503586368, 1754184096, 2338912128, 2631276144, 3007172736, 3508368192, 5262552288, 7016736384, 10525104576, 21050209152]

約数ペア:

[(1, 21050209152), (2, 10525104576), (3, 7016736384), (4, 5262552288), (6, 3508368192), (7, 3007172736), (8, 2631276144), (9, 2338912128), (12, 1754184096), (14, 1503586368), (16, 1315638072), (18, 1169456064), (21, 1002390912), (24, 877092048), (27, 779637376), (28, 751793184), (32, 657819036), (36, 584728032), (42, 501195456), (48, 438546024), (54, 389818688), (56, 375896592), (63, 334130304), (64, 328909518), (72, 292364016), (84, 250597728), (96, 219273012), (108, 194909344), (112, 187948296), (126, 167065152), (128, 164454759), (144, 146182008), (168, 125298864), (189, 111376768), (192, 109636506), (216, 97454672), (224, 93974148), (252, 83532576), (288, 73091004), (336, 62649432), (378, 55688384), (384, 54818253), (432, 48727336), (448, 46987074), (504, 41766288), (576, 36545502), (672, 31324716), (756, 27844192), (864, 24363668), (896, 23493537), (1008, 20883144), (1152, 18272751), (1344, 15662358), (1512, 13922096), (1728, 12181834), (2016, 10441572), (2688, 7831179), (3024, 6961048), (3456, 6090917), (4032, 5220786), (6048, 3480524), (8064, 2610393), (12096, 1740262), (24192, 870131)]