21103460206

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{743}}^1\times {\mathrm{1669}}^1$

素因数の和:2608

約数の個数: 32

約数和(自身を含む): 32443637760

約数和(自身を除く): 11340177554

約数列:

[1, 2, 67, 127, 134, 254, 743, 1486, 1669, 3338, 8509, 17018, 49781, 94361, 99562, 111823, 188722, 211963, 223646, 423926, 1240067, 2480134, 6322187, 12644374, 14201521, 28403042, 83084489, 157488509, 166168978, 314977018, 10551730103, 21103460206]

約数ペア:

[(1, 21103460206), (2, 10551730103), (67, 314977018), (127, 166168978), (134, 157488509), (254, 83084489), (743, 28403042), (1486, 14201521), (1669, 12644374), (3338, 6322187), (8509, 2480134), (17018, 1240067), (49781, 423926), (94361, 223646), (99562, 211963), (111823, 188722)]