21000618106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{11863}}^1\times {\mathrm{68087}}^1$

素因数の和:79965

約数の個数: 16

約数和(自身を含む): 33927433344

約数和(自身を除く): 12926815238

約数列:

[1, 2, 13, 26, 11863, 23726, 68087, 136174, 154219, 308438, 885131, 1770262, 807716081, 1615432162, 10500309053, 21000618106]

約数ペア:

[(1, 21000618106), (2, 10500309053), (13, 1615432162), (26, 807716081), (11863, 1770262), (23726, 885131), (68087, 308438), (136174, 154219)]