21890298

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{61837}}^1$

素因数の和:61901

約数の個数: 16

約数和(自身を含む): 44523360

約数和(自身を除く): 22633062

約数列:

[1, 2, 3, 6, 59, 118, 177, 354, 61837, 123674, 185511, 371022, 3648383, 7296766, 10945149, 21890298]

約数ペア:

[(1, 21890298), (2, 10945149), (3, 7296766), (6, 3648383), (59, 371022), (118, 185511), (177, 123674), (354, 61837)]