21360702927

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{18859}}^1$

素因数の和:19215

約数の個数: 32

約数和(自身を含む): 30200140800

約数和(自身を除く): 8839437873

約数列:

[1, 3, 29, 47, 87, 141, 277, 831, 1363, 4089, 8033, 13019, 18859, 24099, 39057, 56577, 377551, 546911, 886373, 1132653, 1640733, 2659119, 5223943, 15671829, 25704817, 77114451, 151494347, 245525321, 454483041, 736575963, 7120234309, 21360702927]

約数ペア:

[(1, 21360702927), (3, 7120234309), (29, 736575963), (47, 454483041), (87, 245525321), (141, 151494347), (277, 77114451), (831, 25704817), (1363, 15671829), (4089, 5223943), (8033, 2659119), (13019, 1640733), (18859, 1132653), (24099, 886373), (39057, 546911), (56577, 377551)]