21188096

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1474

約数の個数: 40

約数和(自身を含む): 43825320

約数和(自身を除く): 22637224

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1427, 1856, 2854, 3712, 5708, 7424, 11416, 14848, 22832, 41383, 45664, 82766, 91328, 165532, 182656, 331064, 365312, 662128, 730624, 1324256, 2648512, 5297024, 10594048, 21188096]

約数ペア:

[(1, 21188096), (2, 10594048), (4, 5297024), (8, 2648512), (16, 1324256), (29, 730624), (32, 662128), (58, 365312), (64, 331064), (116, 182656), (128, 165532), (232, 91328), (256, 82766), (464, 45664), (512, 41383), (928, 22832), (1427, 14848), (1856, 11416), (2854, 7424), (3712, 5708)]