21228410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17839}}^1$

素因数の和:17870

約数の個数: 32

約数和(自身を含む): 46241280

約数和(自身を除く): 25012870

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17839, 35678, 89195, 124873, 178390, 249746, 303263, 606526, 624365, 1248730, 1516315, 2122841, 3032630, 4245682, 10614205, 21228410]

約数ペア:

[(1, 21228410), (2, 10614205), (5, 4245682), (7, 3032630), (10, 2122841), (14, 1516315), (17, 1248730), (34, 624365), (35, 606526), (70, 303263), (85, 249746), (119, 178390), (170, 124873), (238, 89195), (595, 35678), (1190, 17839)]