21467372276

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 46154707200

約数和(自身を除く): 24687334924

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 137, 142, 149, 161, 274, 284, 298, 322, 497, 529, 548, 596, 644, 959, 994, 1043, 1058, 1633, 1918, 1988, 2086, 2116, 3151, 3266, 3427, 3703, 3836, 4172, 6302, 6532, 6854, 7406, 9727, 10579, 11431, 12604, 13708, 14812, 19454, 20413, 21158, 22057, 22862, 23989, 37559, 38908, 40826, 42316, 44114, 45724, 47978, 68089, 72473, 74053, 75118, 78821, 81652, 88228, 95956, 136178, 142891, 144946, 148106, 150236, 157642, 223721, 243317, 262913, 272356, 285782, 289892, 296212, 315284, 447442, 469499, 486634, 507311, 525826, 551747, 571564, 894884, 938998, 973268, 1014622, 1051652, 1103494, 1449323, 1566047, 1703219, 1877996, 2029244, 2206988, 2898646, 3132094, 3286493, 3406438, 5145583, 5596291, 5797292, 6264188, 6572986, 6812876, 10145261, 10291166, 10798477, 11192582, 13145972, 20290522, 20582332, 21596954, 22385164, 33334429, 36019081, 39174037, 40581044, 43193908, 66668858, 72038162, 75589339, 78348074, 133337716, 144076324, 151178678, 156696148, 233341003, 302357356, 466682006, 766691867, 933364012, 1533383734, 3066767468, 5366843069, 10733686138, 21467372276]

約数ペア:

[(1, 21467372276), (2, 10733686138), (4, 5366843069), (7, 3066767468), (14, 1533383734), (23, 933364012), (28, 766691867), (46, 466682006), (71, 302357356), (92, 233341003), (137, 156696148), (142, 151178678), (149, 144076324), (161, 133337716), (274, 78348074), (284, 75589339), (298, 72038162), (322, 66668858), (497, 43193908), (529, 40581044), (548, 39174037), (596, 36019081), (644, 33334429), (959, 22385164), (994, 21596954), (1043, 20582332), (1058, 20290522), (1633, 13145972), (1918, 11192582), (1988, 10798477), (2086, 10291166), (2116, 10145261), (3151, 6812876), (3266, 6572986), (3427, 6264188), (3703, 5797292), (3836, 5596291), (4172, 5145583), (6302, 3406438), (6532, 3286493), (6854, 3132094), (7406, 2898646), (9727, 2206988), (10579, 2029244), (11431, 1877996), (12604, 1703219), (13708, 1566047), (14812, 1449323), (19454, 1103494), (20413, 1051652), (21158, 1014622), (22057, 973268), (22862, 938998), (23989, 894884), (37559, 571564), (38908, 551747), (40826, 525826), (42316, 507311), (44114, 486634), (45724, 469499), (47978, 447442), (68089, 315284), (72473, 296212), (74053, 289892), (75118, 285782), (78821, 272356), (81652, 262913), (88228, 243317), (95956, 223721), (136178, 157642), (142891, 150236), (144946, 148106)]