21151807728

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{44159}}^1$

素因数の和:44774

約数の個数: 80

約数和(自身を含む): 57956290560

約数和(自身を除く): 36804482832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 587, 816, 1174, 1761, 2348, 3522, 4696, 7044, 9392, 9979, 14088, 19958, 28176, 29937, 39916, 44159, 59874, 79832, 88318, 119748, 132477, 159664, 176636, 239496, 264954, 353272, 478992, 529908, 706544, 750703, 1059816, 1501406, 2119632, 2252109, 3002812, 4504218, 6005624, 9008436, 12011248, 18016872, 25921333, 36033744, 51842666, 77763999, 103685332, 155527998, 207370664, 311055996, 414741328, 440662661, 622111992, 881325322, 1244223984, 1321987983, 1762650644, 2643975966, 3525301288, 5287951932, 7050602576, 10575903864, 21151807728]

約数ペア:

[(1, 21151807728), (2, 10575903864), (3, 7050602576), (4, 5287951932), (6, 3525301288), (8, 2643975966), (12, 1762650644), (16, 1321987983), (17, 1244223984), (24, 881325322), (34, 622111992), (48, 440662661), (51, 414741328), (68, 311055996), (102, 207370664), (136, 155527998), (204, 103685332), (272, 77763999), (408, 51842666), (587, 36033744), (816, 25921333), (1174, 18016872), (1761, 12011248), (2348, 9008436), (3522, 6005624), (4696, 4504218), (7044, 3002812), (9392, 2252109), (9979, 2119632), (14088, 1501406), (19958, 1059816), (28176, 750703), (29937, 706544), (39916, 529908), (44159, 478992), (59874, 353272), (79832, 264954), (88318, 239496), (119748, 176636), (132477, 159664)]