21011010987

素因数分解:

$3^1\times {\mathrm{359}}^1\times {\mathrm{599}}^1\times {\mathrm{32569}}^1$

素因数の和:33530

約数の個数: 16

約数和(自身を含む): 28140480000

約数和(自身を除く): 7129469013

約数列:

[1, 3, 359, 599, 1077, 1797, 32569, 97707, 215041, 645123, 11692271, 19508831, 35076813, 58526493, 7003670329, 21011010987]

約数ペア:

[(1, 21011010987), (3, 7003670329), (359, 58526493), (599, 35076813), (1077, 19508831), (1797, 11692271), (32569, 645123), (97707, 215041)]