21095592

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 60672000

約数和(自身を除く): 39576408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 199, 398, 597, 631, 796, 1194, 1262, 1393, 1592, 1893, 2388, 2524, 2786, 3786, 4179, 4417, 4776, 5048, 5572, 7572, 8358, 8834, 11144, 13251, 15144, 16716, 17668, 26502, 33432, 35336, 53004, 106008, 125569, 251138, 376707, 502276, 753414, 878983, 1004552, 1506828, 1757966, 2636949, 3013656, 3515932, 5273898, 7031864, 10547796, 21095592]

約数ペア:

[(1, 21095592), (2, 10547796), (3, 7031864), (4, 5273898), (6, 3515932), (7, 3013656), (8, 2636949), (12, 1757966), (14, 1506828), (21, 1004552), (24, 878983), (28, 753414), (42, 502276), (56, 376707), (84, 251138), (168, 125569), (199, 106008), (398, 53004), (597, 35336), (631, 33432), (796, 26502), (1194, 17668), (1262, 16716), (1393, 15144), (1592, 13251), (1893, 11144), (2388, 8834), (2524, 8358), (2786, 7572), (3786, 5572), (4179, 5048), (4417, 4776)]