21167654367

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{3539}}^1\times {\mathrm{28081}}^1$

素因数の和:31694

約数の個数: 16

約数和(自身を含む): 28630160640

約数和(自身を除く): 7462506273

約数列:

[1, 3, 71, 213, 3539, 10617, 28081, 84243, 251269, 753807, 1993751, 5981253, 99378659, 298135977, 7055884789, 21167654367]

約数ペア:

[(1, 21167654367), (3, 7055884789), (71, 298135977), (213, 99378659), (3539, 5981253), (10617, 1993751), (28081, 753807), (84243, 251269)]