21135590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17761}}^1$

素因数の和:17792

約数の個数: 32

約数和(自身を含む): 46039104

約数和(自身を除く): 24903514

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17761, 35522, 88805, 124327, 177610, 248654, 301937, 603874, 621635, 1243270, 1509685, 2113559, 3019370, 4227118, 10567795, 21135590]

約数ペア:

[(1, 21135590), (2, 10567795), (5, 4227118), (7, 3019370), (10, 2113559), (14, 1509685), (17, 1243270), (34, 621635), (35, 603874), (70, 301937), (85, 248654), (119, 177610), (170, 124327), (238, 88805), (595, 35522), (1190, 17761)]