2129121368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{271849}}^1$

素因数の和:271955

約数の個数: 32

約数和(自身を含む): 4403970000

約数和(自身を除く): 2274848632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 3916, 7832, 271849, 543698, 1087396, 2174792, 2990339, 5980678, 11961356, 23922712, 24194561, 48389122, 96778244, 193556488, 266140171, 532280342, 1064560684, 2129121368]

約数ペア:

[(1, 2129121368), (2, 1064560684), (4, 532280342), (8, 266140171), (11, 193556488), (22, 96778244), (44, 48389122), (88, 24194561), (89, 23922712), (178, 11961356), (356, 5980678), (712, 2990339), (979, 2174792), (1958, 1087396), (3916, 543698), (7832, 271849)]