42821710

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{63913}}^1$

素因数の和:63987

約数の個数: 16

約数和(自身を含む): 78230736

約数和(自身を除く): 35409026

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 63913, 127826, 319565, 639130, 4282171, 8564342, 21410855, 42821710]

約数ペア:

[(1, 42821710), (2, 21410855), (5, 8564342), (10, 4282171), (67, 639130), (134, 319565), (335, 127826), (670, 63913)]