21559642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2297}}^1$

素因数の和:2350

約数の個数: 24

約数和(自身を含む): 36772596

約数和(自身を除く): 15212954

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 2297, 4594, 4693, 9386, 29861, 43643, 59722, 87286, 567359, 829217, 1134718, 1658434, 10779821, 21559642]

約数ペア:

[(1, 21559642), (2, 10779821), (13, 1658434), (19, 1134718), (26, 829217), (38, 567359), (247, 87286), (361, 59722), (494, 43643), (722, 29861), (2297, 9386), (4594, 4693)]