21665034

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 50162112

約数和(自身を除く): 28497078

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 129, 138, 207, 258, 387, 414, 774, 989, 1217, 1978, 2434, 2967, 3651, 5934, 7302, 8901, 10953, 17802, 21906, 27991, 52331, 55982, 83973, 104662, 156993, 167946, 251919, 313986, 470979, 503838, 941958, 1203613, 2407226, 3610839, 7221678, 10832517, 21665034]

約数ペア:

[(1, 21665034), (2, 10832517), (3, 7221678), (6, 3610839), (9, 2407226), (18, 1203613), (23, 941958), (43, 503838), (46, 470979), (69, 313986), (86, 251919), (129, 167946), (138, 156993), (207, 104662), (258, 83973), (387, 55982), (414, 52331), (774, 27991), (989, 21906), (1217, 17802), (1978, 10953), (2434, 8901), (2967, 7302), (3651, 5934)]