21043096428

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{556519}}^1$

素因数の和:556686

約数の個数: 48

約数和(自身を含む): 51609438720

約数和(自身を除く): 30566342292

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 137, 138, 274, 276, 411, 548, 822, 1644, 3151, 6302, 9453, 12604, 18906, 37812, 556519, 1113038, 1669557, 2226076, 3339114, 6678228, 12799937, 25599874, 38399811, 51199748, 76243103, 76799622, 152486206, 153599244, 228729309, 304972412, 457458618, 914917236, 1753591369, 3507182738, 5260774107, 7014365476, 10521548214, 21043096428]

約数ペア:

[(1, 21043096428), (2, 10521548214), (3, 7014365476), (4, 5260774107), (6, 3507182738), (12, 1753591369), (23, 914917236), (46, 457458618), (69, 304972412), (92, 228729309), (137, 153599244), (138, 152486206), (274, 76799622), (276, 76243103), (411, 51199748), (548, 38399811), (822, 25599874), (1644, 12799937), (3151, 6678228), (6302, 3339114), (9453, 2226076), (12604, 1669557), (18906, 1113038), (37812, 556519)]