21988096

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6607}}^1$

素因数の和:6636

約数の個数: 36

約数和(自身を含む): 47273632

約数和(自身を除く): 25285536

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6607, 13214, 26428, 52856, 85891, 105712, 171782, 211424, 343564, 422848, 687128, 845696, 1374256, 1691392, 2748512, 5497024, 10994048, 21988096]

約数ペア:

[(1, 21988096), (2, 10994048), (4, 5497024), (8, 2748512), (13, 1691392), (16, 1374256), (26, 845696), (32, 687128), (52, 422848), (64, 343564), (104, 211424), (128, 171782), (208, 105712), (256, 85891), (416, 52856), (832, 26428), (1664, 13214), (3328, 6607)]