21044829

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5563}}^1$

素因数の和:5676

約数の個数: 16

約数和(自身を含む): 30535232

約数和(自身を除く): 9490403

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 5563, 16689, 72319, 216957, 539611, 1618833, 7014943, 21044829]

約数ペア:

[(1, 21044829), (3, 7014943), (13, 1618833), (39, 539611), (97, 216957), (291, 72319), (1261, 16689), (3783, 5563)]