21981714

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{215507}}^1$

素因数の和:215529

約数の個数: 16

約数和(自身を含む): 46549728

約数和(自身を除く): 24568014

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 215507, 431014, 646521, 1293042, 3663619, 7327238, 10990857, 21981714]

約数ペア:

[(1, 21981714), (2, 10990857), (3, 7327238), (6, 3663619), (17, 1293042), (34, 646521), (51, 431014), (102, 215507)]