21532128

素因数分解:

$2^5\times 3^1\times {\mathrm{211}}^1\times {\mathrm{1063}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 56843136

約数和(自身を除く): 35311008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 211, 422, 633, 844, 1063, 1266, 1688, 2126, 2532, 3189, 3376, 4252, 5064, 6378, 6752, 8504, 10128, 12756, 17008, 20256, 25512, 34016, 51024, 102048, 224293, 448586, 672879, 897172, 1345758, 1794344, 2691516, 3588688, 5383032, 7177376, 10766064, 21532128]

約数ペア:

[(1, 21532128), (2, 10766064), (3, 7177376), (4, 5383032), (6, 3588688), (8, 2691516), (12, 1794344), (16, 1345758), (24, 897172), (32, 672879), (48, 448586), (96, 224293), (211, 102048), (422, 51024), (633, 34016), (844, 25512), (1063, 20256), (1266, 17008), (1688, 12756), (2126, 10128), (2532, 8504), (3189, 6752), (3376, 6378), (4252, 5064)]