21167800538

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1\times {\mathrm{493583}}^1$

素因数の和:494149

約数の個数: 16

約数和(自身を含む): 32588390016

約数和(自身を除く): 11420589478

約数列:

[1, 2, 41, 82, 523, 1046, 21443, 42886, 493583, 987166, 20236903, 40473806, 258143909, 516287818, 10583900269, 21167800538]

約数ペア:

[(1, 21167800538), (2, 10583900269), (41, 516287818), (82, 258143909), (523, 40473806), (1046, 20236903), (21443, 987166), (42886, 493583)]