28841421

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{16547}}^1$

素因数の和:16640

約数の個数: 16

約数和(自身を含む): 44481024

約数和(自身を除く): 15639603

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 16547, 49641, 115829, 347487, 1373401, 4120203, 9613807, 28841421]

約数ペア:

[(1, 28841421), (3, 9613807), (7, 4120203), (21, 1373401), (83, 347487), (249, 115829), (581, 49641), (1743, 16547)]