21958320385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1\times {\mathrm{283571}}^1$

素因数の和:284504

約数の個数: 16

約数和(自身を含む): 27930707712

約数和(自身を除く): 5972387327

約数列:

[1, 5, 17, 85, 911, 4555, 15487, 77435, 283571, 1417855, 4820707, 24103535, 258333181, 1291665905, 4391664077, 21958320385]

約数ペア:

[(1, 21958320385), (5, 4391664077), (17, 1291665905), (85, 258333181), (911, 24103535), (4555, 4820707), (15487, 1417855), (77435, 283571)]