921036387

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{21997}}^1$

素因数の和:22838

約数の個数: 16

約数和(自身を含む): 1301929632

約数和(自身を除く): 380893245

約数列:

[1, 3, 17, 51, 821, 2463, 13957, 21997, 41871, 65991, 373949, 1121847, 18059537, 54178611, 307012129, 921036387]

約数ペア:

[(1, 921036387), (3, 307012129), (17, 54178611), (51, 18059537), (821, 1121847), (2463, 373949), (13957, 65991), (21997, 41871)]