21044800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{1879}}^1$

素因数の和:1908

約数の個数: 84

約数和(自身を含む): 59212480

約数和(自身を除く): 38167680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 1879, 2240, 2800, 3758, 5600, 7516, 9395, 11200, 13153, 15032, 18790, 26306, 30064, 37580, 46975, 52612, 60128, 65765, 75160, 93950, 105224, 120256, 131530, 150320, 187900, 210448, 263060, 300640, 328825, 375800, 420896, 526120, 601280, 657650, 751600, 841792, 1052240, 1315300, 1503200, 2104480, 2630600, 3006400, 4208960, 5261200, 10522400, 21044800]

約数ペア:

[(1, 21044800), (2, 10522400), (4, 5261200), (5, 4208960), (7, 3006400), (8, 2630600), (10, 2104480), (14, 1503200), (16, 1315300), (20, 1052240), (25, 841792), (28, 751600), (32, 657650), (35, 601280), (40, 526120), (50, 420896), (56, 375800), (64, 328825), (70, 300640), (80, 263060), (100, 210448), (112, 187900), (140, 150320), (160, 131530), (175, 120256), (200, 105224), (224, 93950), (280, 75160), (320, 65765), (350, 60128), (400, 52612), (448, 46975), (560, 37580), (700, 30064), (800, 26306), (1120, 18790), (1400, 15032), (1600, 13153), (1879, 11200), (2240, 9395), (2800, 7516), (3758, 5600)]