21723800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 58924800

約数和(自身を除く): 37201000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 59, 70, 100, 118, 140, 175, 200, 236, 263, 280, 295, 350, 413, 472, 526, 590, 700, 826, 1052, 1180, 1315, 1400, 1475, 1652, 1841, 2065, 2104, 2360, 2630, 2950, 3304, 3682, 4130, 5260, 5900, 6575, 7364, 8260, 9205, 10325, 10520, 11800, 13150, 14728, 15517, 16520, 18410, 20650, 26300, 31034, 36820, 41300, 46025, 52600, 62068, 73640, 77585, 82600, 92050, 108619, 124136, 155170, 184100, 217238, 310340, 368200, 387925, 434476, 543095, 620680, 775850, 868952, 1086190, 1551700, 2172380, 2715475, 3103400, 4344760, 5430950, 10861900, 21723800]

約数ペア:

[(1, 21723800), (2, 10861900), (4, 5430950), (5, 4344760), (7, 3103400), (8, 2715475), (10, 2172380), (14, 1551700), (20, 1086190), (25, 868952), (28, 775850), (35, 620680), (40, 543095), (50, 434476), (56, 387925), (59, 368200), (70, 310340), (100, 217238), (118, 184100), (140, 155170), (175, 124136), (200, 108619), (236, 92050), (263, 82600), (280, 77585), (295, 73640), (350, 62068), (413, 52600), (472, 46025), (526, 41300), (590, 36820), (700, 31034), (826, 26300), (1052, 20650), (1180, 18410), (1315, 16520), (1400, 15517), (1475, 14728), (1652, 13150), (1841, 11800), (2065, 10520), (2104, 10325), (2360, 9205), (2630, 8260), (2950, 7364), (3304, 6575), (3682, 5900), (4130, 5260)]