21039225378

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{182243}}^1$

素因数の和:182590

約数の個数: 32

約数和(自身を含む): 42828797952

約数和(自身を除く): 21789572574

約数列:

[1, 2, 3, 6, 71, 142, 213, 271, 426, 542, 813, 1626, 19241, 38482, 57723, 115446, 182243, 364486, 546729, 1093458, 12939253, 25878506, 38817759, 49387853, 77635518, 98775706, 148163559, 296327118, 3506537563, 7013075126, 10519612689, 21039225378]

約数ペア:

[(1, 21039225378), (2, 10519612689), (3, 7013075126), (6, 3506537563), (71, 296327118), (142, 148163559), (213, 98775706), (271, 77635518), (426, 49387853), (542, 38817759), (813, 25878506), (1626, 12939253), (19241, 1093458), (38482, 546729), (57723, 364486), (115446, 182243)]