21192048

素因数分解:

$2^4\times 3^2\times {\mathrm{367}}^1\times {\mathrm{401}}^1$

素因数の和:782

約数の個数: 60

約数和(自身を含む): 59618208

約数和(自身を除く): 38426160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 367, 401, 734, 802, 1101, 1203, 1468, 1604, 2202, 2406, 2936, 3208, 3303, 3609, 4404, 4812, 5872, 6416, 6606, 7218, 8808, 9624, 13212, 14436, 17616, 19248, 26424, 28872, 52848, 57744, 147167, 294334, 441501, 588668, 883002, 1177336, 1324503, 1766004, 2354672, 2649006, 3532008, 5298012, 7064016, 10596024, 21192048]

約数ペア:

[(1, 21192048), (2, 10596024), (3, 7064016), (4, 5298012), (6, 3532008), (8, 2649006), (9, 2354672), (12, 1766004), (16, 1324503), (18, 1177336), (24, 883002), (36, 588668), (48, 441501), (72, 294334), (144, 147167), (367, 57744), (401, 52848), (734, 28872), (802, 26424), (1101, 19248), (1203, 17616), (1468, 14436), (1604, 13212), (2202, 9624), (2406, 8808), (2936, 7218), (3208, 6606), (3303, 6416), (3609, 5872), (4404, 4812)]