42008421

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{153877}}^1$

素因数の和:153900

約数の個数: 16

約数和(自身を含む): 68937344

約数和(自身を除く): 26928923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 153877, 461631, 1077139, 2000401, 3231417, 6001203, 14002807, 42008421]

約数ペア:

[(1, 42008421), (3, 14002807), (7, 6001203), (13, 3231417), (21, 2000401), (39, 1077139), (91, 461631), (273, 153877)]