21198433

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 2302367

約数列:

[1, 19, 23, 179, 271, 437, 3401, 4117, 5149, 6233, 48509, 78223, 118427, 921671, 1115707, 21198433]

約数ペア:

[(1, 21198433), (19, 1115707), (23, 921671), (179, 118427), (271, 78223), (437, 48509), (3401, 6233), (4117, 5149)]