21060200

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{307}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 57288000

約数和(自身を除く): 36227800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 307, 343, 350, 392, 490, 614, 686, 700, 980, 1225, 1228, 1372, 1400, 1535, 1715, 1960, 2149, 2450, 2456, 2744, 3070, 3430, 4298, 4900, 6140, 6860, 7675, 8575, 8596, 9800, 10745, 12280, 13720, 15043, 15350, 17150, 17192, 21490, 30086, 30700, 34300, 42980, 53725, 60172, 61400, 68600, 75215, 85960, 105301, 107450, 120344, 150430, 210602, 214900, 300860, 376075, 421204, 429800, 526505, 601720, 752150, 842408, 1053010, 1504300, 2106020, 2632525, 3008600, 4212040, 5265050, 10530100, 21060200]

約数ペア:

[(1, 21060200), (2, 10530100), (4, 5265050), (5, 4212040), (7, 3008600), (8, 2632525), (10, 2106020), (14, 1504300), (20, 1053010), (25, 842408), (28, 752150), (35, 601720), (40, 526505), (49, 429800), (50, 421204), (56, 376075), (70, 300860), (98, 214900), (100, 210602), (140, 150430), (175, 120344), (196, 107450), (200, 105301), (245, 85960), (280, 75215), (307, 68600), (343, 61400), (350, 60172), (392, 53725), (490, 42980), (614, 34300), (686, 30700), (700, 30086), (980, 21490), (1225, 17192), (1228, 17150), (1372, 15350), (1400, 15043), (1535, 13720), (1715, 12280), (1960, 10745), (2149, 9800), (2450, 8596), (2456, 8575), (2744, 7675), (3070, 6860), (3430, 6140), (4298, 4900)]