63806421

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21859}}^1$

素因数の和:22008

約数の個数: 16

約数和(自身を含む): 97932800

約数和(自身を除く): 34126379

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 21859, 65577, 153013, 459039, 3038401, 9115203, 21268807, 63806421]

約数ペア:

[(1, 63806421), (3, 21268807), (7, 9115203), (21, 3038401), (139, 459039), (417, 153013), (973, 65577), (2919, 21859)]