21490180416

素因数分解:

$2^6\times 3^3\times {\mathrm{29}}^1\times {\mathrm{428843}}^1$

素因数の和:428893

約数の個数: 112

約数和(自身を含む): 65355825600

約数和(自身を除く): 43865645184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 144, 174, 192, 216, 232, 261, 288, 348, 432, 464, 522, 576, 696, 783, 864, 928, 1044, 1392, 1566, 1728, 1856, 2088, 2784, 3132, 4176, 5568, 6264, 8352, 12528, 16704, 25056, 50112, 428843, 857686, 1286529, 1715372, 2573058, 3430744, 3859587, 5146116, 6861488, 7719174, 10292232, 11578761, 12436447, 13722976, 15438348, 20584464, 23157522, 24872894, 27445952, 30876696, 37309341, 41168928, 46315044, 49745788, 61753392, 74618682, 82337856, 92630088, 99491576, 111928023, 123506784, 149237364, 185260176, 198983152, 223856046, 247013568, 298474728, 335784069, 370520352, 397966304, 447712092, 596949456, 671568138, 741040704, 795932608, 895424184, 1193898912, 1343136276, 1790848368, 2387797824, 2686272552, 3581696736, 5372545104, 7163393472, 10745090208, 21490180416]

約数ペア:

[(1, 21490180416), (2, 10745090208), (3, 7163393472), (4, 5372545104), (6, 3581696736), (8, 2686272552), (9, 2387797824), (12, 1790848368), (16, 1343136276), (18, 1193898912), (24, 895424184), (27, 795932608), (29, 741040704), (32, 671568138), (36, 596949456), (48, 447712092), (54, 397966304), (58, 370520352), (64, 335784069), (72, 298474728), (87, 247013568), (96, 223856046), (108, 198983152), (116, 185260176), (144, 149237364), (174, 123506784), (192, 111928023), (216, 99491576), (232, 92630088), (261, 82337856), (288, 74618682), (348, 61753392), (432, 49745788), (464, 46315044), (522, 41168928), (576, 37309341), (696, 30876696), (783, 27445952), (864, 24872894), (928, 23157522), (1044, 20584464), (1392, 15438348), (1566, 13722976), (1728, 12436447), (1856, 11578761), (2088, 10292232), (2784, 7719174), (3132, 6861488), (4176, 5146116), (5568, 3859587), (6264, 3430744), (8352, 2573058), (12528, 1715372), (16704, 1286529), (25056, 857686), (50112, 428843)]