21075567

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 9890193

約数列:

[1, 3, 23, 31, 59, 69, 93, 167, 177, 501, 713, 1357, 1829, 2139, 3841, 4071, 5177, 5487, 9853, 11523, 15531, 29559, 42067, 119071, 126201, 226619, 305443, 357213, 679857, 916329, 7025189, 21075567]

約数ペア:

[(1, 21075567), (3, 7025189), (23, 916329), (31, 679857), (59, 357213), (69, 305443), (93, 226619), (167, 126201), (177, 119071), (501, 42067), (713, 29559), (1357, 15531), (1829, 11523), (2139, 9853), (3841, 5487), (4071, 5177)]