21161000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{3023}}^1$

素因数の和:3051

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 35448280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3023, 3500, 6046, 7000, 12092, 15115, 21161, 24184, 30230, 42322, 60460, 75575, 84644, 105805, 120920, 151150, 169288, 211610, 302300, 377875, 423220, 529025, 604600, 755750, 846440, 1058050, 1511500, 2116100, 2645125, 3023000, 4232200, 5290250, 10580500, 21161000]

約数ペア:

[(1, 21161000), (2, 10580500), (4, 5290250), (5, 4232200), (7, 3023000), (8, 2645125), (10, 2116100), (14, 1511500), (20, 1058050), (25, 846440), (28, 755750), (35, 604600), (40, 529025), (50, 423220), (56, 377875), (70, 302300), (100, 211610), (125, 169288), (140, 151150), (175, 120920), (200, 105805), (250, 84644), (280, 75575), (350, 60460), (500, 42322), (700, 30230), (875, 24184), (1000, 21161), (1400, 15115), (1750, 12092), (3023, 7000), (3500, 6046)]