21762039

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4073}}^1$

素因数の和:4226

約数の個数: 16

約数和(自身を含む): 31483872

約数和(自身を除く): 9721833

約数列:

[1, 3, 13, 39, 137, 411, 1781, 4073, 5343, 12219, 52949, 158847, 558001, 1674003, 7254013, 21762039]

約数ペア:

[(1, 21762039), (3, 7254013), (13, 1674003), (39, 558001), (137, 158847), (411, 52949), (1781, 12219), (4073, 5343)]