21087014207

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1429}}^1\times {\mathrm{110951}}^1$

素因数の和:112406

約数の個数: 16

約数和(自身を含む): 25385817600

約数和(自身を除く): 4298803393

約数列:

[1, 7, 19, 133, 1429, 10003, 27151, 110951, 190057, 776657, 2108069, 14756483, 158548979, 1109842853, 3012430601, 21087014207]

約数ペア:

[(1, 21087014207), (7, 3012430601), (19, 1109842853), (133, 158548979), (1429, 14756483), (10003, 2108069), (27151, 776657), (110951, 190057)]