21000421402

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{36332909}}^1$

素因数の和:36332945

約数の個数: 12

約数和(自身を含む): 33462610110

約数和(自身を除く): 12462188708

約数列:

[1, 2, 17, 34, 289, 578, 36332909, 72665818, 617659453, 1235318906, 10500210701, 21000421402]

約数ペア:

[(1, 21000421402), (2, 10500210701), (17, 1235318906), (34, 617659453), (289, 72665818), (578, 36332909)]